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150357972 = 22324151991
BaseRepresentation
bin10001111011001…
…00011111010100
3101110220222100210
420331210133110
5301442423342
622530405420
73504010302
oct1075443724
9343828323
10150357972
1177967196
1242430870
13251c5b1b
1415d7d272
15d30079c
hex8f647d4

150357972 has 24 divisors (see below), whose sum is σ = 352297792. Its totient is φ = 49910400.

The previous prime is 150357959. The next prime is 150357989. The reversal of 150357972 is 279753051.

150357972 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 150357972.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23104 + ... + 28887.

Almost surely, 2150357972 is an apocalyptic number.

150357972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

150357972 is an abundant number, since it is smaller than the sum of its proper divisors (201939820).

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

150357972 is a wasteful number, since it uses less digits than its factorization.

150357972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52239 (or 52237 counting only the distinct ones).

The product of its (nonzero) digits is 66150, while the sum is 39.

The square root of 150357972 is about 12262.0541509162. The cubic root of 150357972 is about 531.7516177098.

The spelling of 150357972 in words is "one hundred fifty million, three hundred fifty-seven thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 12 241 482 723 964 1446 2892 51991 103982 155973 207964 311946 623892 12529831 25059662 37589493 50119324 75178986 150357972