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151653138 = 23721339679
BaseRepresentation
bin10010000101000…
…00101100010010
3101120100202222220
421002200230102
5302310400023
623014241510
73521013300
oct1102405422
9346322886
10151653138
117867127a
1242956296
132555a4b0
14161d9270
15d4a93e3
hex90a0b12

151653138 has 48 divisors (see below), whose sum is σ = 379975680. Its totient is φ = 39995424.

The previous prime is 151653127. The next prime is 151653163. The reversal of 151653138 is 831356151.

It is a junction number, because it is equal to n+sod(n) for n = 151653099 and 151653108.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16018 + ... + 23661.

It is an arithmetic number, because the mean of its divisors is an integer number (7916160).

Almost surely, 2151653138 is an apocalyptic number.

151653138 is an abundant number, since it is smaller than the sum of its proper divisors (228322542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

151653138 is a wasteful number, since it uses less digits than its factorization.

151653138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39711 (or 39704 counting only the distinct ones).

The product of its digits is 10800, while the sum is 33.

The square root of 151653138 is about 12314.7528598831. The cubic root of 151653138 is about 533.2740700643.

The spelling of 151653138 in words is "one hundred fifty-one million, six hundred fifty-three thousand, one hundred thirty-eight".

Divisors: 1 2 3 6 7 13 14 21 26 39 42 49 78 91 98 147 182 273 294 546 637 1274 1911 3822 39679 79358 119037 238074 277753 515827 555506 833259 1031654 1547481 1666518 1944271 3094962 3610789 3888542 5832813 7221578 10832367 11665626 21664734 25275523 50551046 75826569 151653138