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152928814 = 276464407
BaseRepresentation
bin10010001110110…
…00001000101110
3101122202120220011
421013120020232
5303122210224
623101443434
73534605413
oct1107301056
9348676804
10152928814
1179362755
124327057a
13258b602c
141644c10a
15d65c394
hex91d822e

152928814 has 4 divisors (see below), whose sum is σ = 229393224. Its totient is φ = 76464406.

The previous prime is 152928793. The next prime is 152928827. The reversal of 152928814 is 418829251.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38232202 + ... + 38232205.

It is an arithmetic number, because the mean of its divisors is an integer number (57348306).

Almost surely, 2152928814 is an apocalyptic number.

152928814 is a deficient number, since it is larger than the sum of its proper divisors (76464410).

152928814 is an equidigital number, since it uses as much as digits as its factorization.

152928814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76464409.

The product of its digits is 46080, while the sum is 40.

The square root of 152928814 is about 12366.4390185696. The cubic root of 152928814 is about 534.7651620217.

The spelling of 152928814 in words is "one hundred fifty-two million, nine hundred twenty-eight thousand, eight hundred fourteen".

Divisors: 1 2 76464407 152928814