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152145652 = 2238036413
BaseRepresentation
bin10010001000110…
…00111011110100
3101121021210121011
421010120323310
5302422130102
623033002004
73525134221
oct1104307364
9347253534
10152145652
117897830a
1242b53304
13256a0719
14162c6948
15d5552d7
hex9118ef4

152145652 has 6 divisors (see below), whose sum is σ = 266254898. Its totient is φ = 76072824.

The previous prime is 152145607. The next prime is 152145659. The reversal of 152145652 is 256541251.

It can be written as a sum of positive squares in only one way, i.e., 112656996 + 39488656 = 10614^2 + 6284^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152145659) 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 as a sum of consecutive naturals, namely, 19018203 + ... + 19018210.

Almost surely, 2152145652 is an apocalyptic number.

It is an amenable number.

152145652 is a deficient number, since it is larger than the sum of its proper divisors (114109246).

152145652 is a wasteful number, since it uses less digits than its factorization.

152145652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38036417 (or 38036415 counting only the distinct ones).

The product of its digits is 12000, while the sum is 31.

The square root of 152145652 is about 12334.7335601544. The cubic root of 152145652 is about 533.8507393763.

The spelling of 152145652 in words is "one hundred fifty-two million, one hundred forty-five thousand, six hundred fifty-two".

Divisors: 1 2 4 38036413 76072826 152145652