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152130452 = 2238032613
BaseRepresentation
bin10010001000101…
…01001110010100
3101121021000202012
421010111032110
5302421133302
623032403352
73525042005
oct1104251624
9347230665
10152130452
1178967951
1242b46558
1325696826
14162c11ac
15d550a52
hex9115394

152130452 has 6 divisors (see below), whose sum is σ = 266228298. Its totient is φ = 76065224.

The previous prime is 152130449. The next prime is 152130463. The reversal of 152130452 is 254031251.

It can be written as a sum of positive squares in only one way, i.e., 100922116 + 51208336 = 10046^2 + 7156^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19016303 + ... + 19016310.

It is an arithmetic number, because the mean of its divisors is an integer number (44371383).

Almost surely, 2152130452 is an apocalyptic number.

It is an amenable number.

152130452 is a deficient number, since it is larger than the sum of its proper divisors (114097846).

152130452 is a wasteful number, since it uses less digits than its factorization.

152130452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38032617 (or 38032615 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 152130452 is about 12334.1173985008. The cubic root of 152130452 is about 533.8329607951.

The spelling of 152130452 in words is "one hundred fifty-two million, one hundred thirty thousand, four hundred fifty-two".

Divisors: 1 2 4 38032613 76065226 152130452