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69670601 = 72111361163
BaseRepresentation
bin1000010011100…
…01011011001001
311212002122002122
410021301123021
5120313424401
610525141025
71504122200
oct411613311
9155078078
1069670601
1136366610
121b3ba775
1311584910
149378237
1561b321b
hex42716c9

69670601 has 48 divisors (see below), whose sum is σ = 97368768. Its totient is φ = 48988800.

The previous prime is 69670597. The next prime is 69670619. The reversal of 69670601 is 10607696.

It is a happy number.

It is not a de Polignac number, because 69670601 - 22 = 69670597 is a prime.

It is not an unprimeable number, because it can be changed into a prime (69670661) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 427346 + ... + 427508.

It is an arithmetic number, because the mean of its divisors is an integer number (2028516).

Almost surely, 269670601 is an apocalyptic number.

69670601 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

69670601 is a deficient number, since it is larger than the sum of its proper divisors (27698167).

69670601 is a wasteful number, since it uses less digits than its factorization.

69670601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 69670601 is about 8346.8916969133. The cubic root of 69670601 is about 411.4810622455.

The spelling of 69670601 in words is "sixty-nine million, six hundred seventy thousand, six hundred one".

Divisors: 1 7 11 13 49 61 77 91 143 163 427 539 637 671 793 1001 1141 1793 2119 2989 4697 5551 7007 7987 8723 9943 12551 14833 23309 32879 38857 61061 69601 87857 103831 109373 129259 163163 427427 487207 765611 904813 1142141 1421849 5359277 6333691 9952943 69670601