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148252650 = 235271310861
BaseRepresentation
bin10001101011000…
…10011111101010
3101022222000101220
420311202133222
5300423041100
622413322510
73450061320
oct1065423752
9338860356
10148252650
1176759457
1241796436
1324939780
1415991d10
15d036aa0
hex8d627ea

148252650 has 96 divisors (see below), whose sum is σ = 452554368. Its totient is φ = 31276800.

The previous prime is 148252639. The next prime is 148252661. The reversal of 148252650 is 56252841.

It is an interprime number because it is at equal distance from previous prime (148252639) and next prime (148252661).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8220 + ... + 19080.

It is an arithmetic number, because the mean of its divisors is an integer number (4714108).

Almost surely, 2148252650 is an apocalyptic number.

148252650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 148252650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226277184).

148252650 is an abundant number, since it is smaller than the sum of its proper divisors (304301718).

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

148252650 is a wasteful number, since it uses less digits than its factorization.

148252650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10896 (or 10891 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 148252650 is about 12175.9044838566. The cubic root of 148252650 is about 529.2580695095.

The spelling of 148252650 in words is "one hundred forty-eight million, two hundred fifty-two thousand, six hundred fifty".

Divisors: 1 2 3 5 6 7 10 13 14 15 21 25 26 30 35 39 42 50 65 70 75 78 91 105 130 150 175 182 195 210 273 325 350 390 455 525 546 650 910 975 1050 1365 1950 2275 2730 4550 6825 10861 13650 21722 32583 54305 65166 76027 108610 141193 152054 162915 228081 271525 282386 325830 380135 423579 456162 543050 705965 760270 814575 847158 988351 1140405 1411930 1629150 1900675 1976702 2117895 2280810 2965053 3529825 3801350 4235790 4941755 5702025 5930106 7059650 9883510 10589475 11404050 14825265 21178950 24708775 29650530 49417550 74126325 148252650