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150064431 = 31141910853
BaseRepresentation
bin10001111000111…
…00110100101111
3101110101001200220
420330130310233
5301404030211
622520222423
73501345426
oct1074346457
9343331626
10150064431
11777866a0
124230aa13
132512232a
1415d042bd
15d293806
hex8f1cd2f

150064431 has 16 divisors (see below), whose sum is σ = 218816640. Its totient is φ = 90722720.

The previous prime is 150064427. The next prime is 150064433. The reversal of 150064431 is 134460051.

It is not a de Polignac number, because 150064431 - 22 = 150064427 is a prime.

It is a super-2 number, since 2×1500644312 = 45038666902707522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150064433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8401 + ... + 19253.

It is an arithmetic number, because the mean of its divisors is an integer number (13676040).

Almost surely, 2150064431 is an apocalyptic number.

150064431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

150064431 is a deficient number, since it is larger than the sum of its proper divisors (68752209).

150064431 is a wasteful number, since it uses less digits than its factorization.

150064431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11286.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 150064431 is about 12250.0788160730. The cubic root of 150064431 is about 531.4053494283.

The spelling of 150064431 in words is "one hundred fifty million, sixty-four thousand, four hundred thirty-one".

Divisors: 1 3 11 33 419 1257 4609 10853 13827 32559 119383 358149 4547407 13642221 50021477 150064431