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150972448 = 2511428899
BaseRepresentation
bin10001111111110…
…10100000100000
3101112002012021011
420333322200200
5302122104243
622551510304
73512146624
oct1077724040
9345065234
10150972448
1178246920
1242688394
132537c713
141609d184
15d3c289d
hex8ffa820

150972448 has 24 divisors (see below), whose sum is σ = 324248400. Its totient is φ = 68623680.

The previous prime is 150972443. The next prime is 150972457. The reversal of 150972448 is 844279051.

It is a super-2 number, since 2×1509724482 = 45585360110225408, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 150972448.

It is not an unprimeable number, because it can be changed into a prime (150972443) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 214098 + ... + 214801.

It is an arithmetic number, because the mean of its divisors is an integer number (13510350).

Almost surely, 2150972448 is an apocalyptic number.

It is an amenable number.

150972448 is an abundant number, since it is smaller than the sum of its proper divisors (173275952).

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

150972448 is a wasteful number, since it uses less digits than its factorization.

150972448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428920 (or 428912 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 150972448 is about 12287.0846013202. The cubic root of 150972448 is about 532.4750124565.

The spelling of 150972448 in words is "one hundred fifty million, nine hundred seventy-two thousand, four hundred forty-eight".

Divisors: 1 2 4 8 11 16 22 32 44 88 176 352 428899 857798 1715596 3431192 4717889 6862384 9435778 13724768 18871556 37743112 75486224 150972448