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69238052 = 22131970079
BaseRepresentation
bin1000010000001…
…11110100100100
311211021122202022
410020013310210
5120211104202
610512002312
71500341132
oct410076444
9154248668
1069238052
11360a0634
121b230398
1311462a80
1492a4752
156129ea2
hex4207d24

69238052 has 24 divisors (see below), whose sum is σ = 137356800. Its totient is φ = 30273696.

The previous prime is 69238031. The next prime is 69238067. The reversal of 69238052 is 25083296.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34052 + ... + 36027.

It is an arithmetic number, because the mean of its divisors is an integer number (5723200).

Almost surely, 269238052 is an apocalyptic number.

It is an amenable number.

69238052 is a deficient number, since it is larger than the sum of its proper divisors (68118748).

69238052 is a wasteful number, since it uses less digits than its factorization.

69238052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70115 (or 70113 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 69238052 is about 8320.9405718344. The cubic root of 69238052 is about 410.6277356111.

The spelling of 69238052 in words is "sixty-nine million, two hundred thirty-eight thousand, fifty-two".

Divisors: 1 2 4 13 19 26 38 52 76 247 494 988 70079 140158 280316 911027 1331501 1822054 2663002 3644108 5326004 17309513 34619026 69238052