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152470132 = 22129729389
BaseRepresentation
bin10010001011010…
…00001001110100
3101121220021200221
421011220021310
5303013021012
623043544124
73530655223
oct1105501164
9347807627
10152470132
117907a081
124308b044
1325785319
141636ccba
15d5bb507
hex9168274

152470132 has 12 divisors (see below), whose sum is σ = 267037540. Its totient is φ = 76173696.

The previous prime is 152470111. The next prime is 152470147. The reversal of 152470132 is 231074251.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 113081956 + 39388176 = 10634^2 + 6276^2 .

It is a junction number, because it is equal to n+sod(n) for n = 152470097 and 152470106.

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 in 3 ways as a sum of consecutive naturals, for example, 9507 + ... + 19882.

Almost surely, 2152470132 is an apocalyptic number.

It is an amenable number.

152470132 is a deficient number, since it is larger than the sum of its proper divisors (114567408).

152470132 is a wasteful number, since it uses less digits than its factorization.

152470132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30690 (or 30688 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 152470132 is about 12347.8796560381. The cubic root of 152470132 is about 534.2299831840.

The spelling of 152470132 in words is "one hundred fifty-two million, four hundred seventy thousand, one hundred thirty-two".

Divisors: 1 2 4 1297 2594 5188 29389 58778 117556 38117533 76235066 152470132