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150361920 = 263455801
BaseRepresentation
bin10001111011001…
…01011101000000
3101110221011210000
420331211131000
5301443040140
622530440000
73504024642
oct1075453500
9343834700
10150361920
117796a155
1242433000
13251c7867
1415d80892
15d301a30
hex8f65740

150361920 has 140 divisors (see below), whose sum is σ = 534956004. Its totient is φ = 40089600.

The previous prime is 150361891. The next prime is 150361933. The reversal of 150361920 is 29163051.

It can be written as a sum of positive squares in 2 ways, for example, as 112021056 + 38340864 = 10584^2 + 6192^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23020 + ... + 28820.

Almost surely, 2150361920 is an apocalyptic number.

150361920 is a gapful number since it is divisible by the number (10) 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 150361920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267478002).

150361920 is an abundant number, since it is smaller than the sum of its proper divisors (384594084).

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

150361920 is an equidigital number, since it uses as much as digits as its factorization.

150361920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5830 (or 5811 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 150361920 is about 12262.2151343059. The cubic root of 150361920 is about 531.7562717963.

The spelling of 150361920 in words is "one hundred fifty million, three hundred sixty-one thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 135 144 160 162 180 192 216 240 270 288 320 324 360 405 432 480 540 576 648 720 810 864 960 1080 1296 1440 1620 1728 2160 2592 2880 3240 4320 5184 5801 6480 8640 11602 12960 17403 23204 25920 29005 34806 46408 52209 58010 69612 87015 92816 104418 116020 139224 156627 174030 185632 208836 232040 261045 278448 313254 348060 371264 417672 464080 469881 522090 556896 626508 696120 783135 835344 928160 939762 1044180 1113792 1253016 1392240 1566270 1670688 1856320 1879524 2088360 2349405 2506032 2784480 3132540 3341376 3759048 4176720 4698810 5012064 5568960 6265080 7518096 8353440 9397620 10024128 12530160 15036192 16706880 18795240 25060320 30072384 37590480 50120640 75180960 150361920