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150053472 = 253523839
BaseRepresentation
bin10001111000110…
…10001001100000
3101110100111200000
420330122021200
5301403202342
622520100000
73501301452
oct1074321140
9343314600
10150053472
1177779438
1242304600
132511a34a
1415d002d2
15d29044c
hex8f1a260

150053472 has 144 divisors (see below), whose sum is σ = 462309120. Its totient is φ = 47786112.

The previous prime is 150053467. The next prime is 150053479. The reversal of 150053472 is 274350051.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150053479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 178429 + ... + 179267.

It is an arithmetic number, because the mean of its divisors is an integer number (3210480).

Almost surely, 2150053472 is an apocalyptic number.

150053472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150053472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231154560).

150053472 is an abundant number, since it is smaller than the sum of its proper divisors (312255648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150053472 is an equidigital number, since it uses as much as digits as its factorization.

150053472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887 (or 867 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 150053472 is about 12249.6315046617. The cubic root of 150053472 is about 531.3924131783.

The spelling of 150053472 in words is "one hundred fifty million, fifty-three thousand, four hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 23 24 27 32 36 46 48 54 69 72 81 92 96 108 138 144 162 184 207 216 243 276 288 324 368 414 432 486 552 621 648 736 828 839 864 972 1104 1242 1296 1656 1678 1863 1944 2208 2484 2517 2592 3312 3356 3726 3888 4968 5034 5589 6624 6712 7452 7551 7776 9936 10068 11178 13424 14904 15102 19297 19872 20136 22356 22653 26848 29808 30204 38594 40272 44712 45306 57891 59616 60408 67959 77188 80544 89424 90612 115782 120816 135918 154376 173673 178848 181224 203877 231564 241632 271836 308752 347346 362448 407754 463128 521019 543672 617504 694692 724896 815508 926256 1042038 1087344 1389384 1563057 1631016 1852512 2084076 2174688 2778768 3126114 3262032 4168152 4689171 5557536 6252228 6524064 8336304 9378342 12504456 16672608 18756684 25008912 37513368 50017824 75026736 150053472