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69397252 = 2235274919
BaseRepresentation
bin1000010001011…
…10101100000100
311211120202010121
410020232230010
5120231203002
610515231324
71501603231
oct410565404
9154522117
1069397252
113619a201
121b2a8544
13114ba382
149306788
15615c237
hex422eb04

69397252 has 12 divisors (see below), whose sum is σ = 121504320. Its totient is φ = 34681736.

The previous prime is 69397249. The next prime is 69397277. The reversal of 69397252 is 25279396.

It is a junction number, because it is equal to n+sod(n) for n = 69397199 and 69397208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11649 + ... + 16567.

It is an arithmetic number, because the mean of its divisors is an integer number (10125360).

Almost surely, 269397252 is an apocalyptic number.

It is an amenable number.

69397252 is a deficient number, since it is larger than the sum of its proper divisors (52107068).

69397252 is a wasteful number, since it uses less digits than its factorization.

69397252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8450 (or 8448 counting only the distinct ones).

The product of its digits is 204120, while the sum is 43.

The square root of 69397252 is about 8330.5013054437. The cubic root of 69397252 is about 410.9422153613.

The spelling of 69397252 in words is "sixty-nine million, three hundred ninety-seven thousand, two hundred fifty-two".

Divisors: 1 2 4 3527 4919 7054 9838 14108 19676 17349313 34698626 69397252