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69960507 = 3139167771
BaseRepresentation
bin1000010101110…
…00001100111011
311212122100202220
410022320030323
5120402214012
610535255123
71506440331
oct412701473
9155570686
1069960507
1136544401
121b51a4a3
1311656866
149411b51
15621e08c
hex42b833b

69960507 has 8 divisors (see below), whose sum is σ = 93952320. Its totient is φ = 46304520.

The previous prime is 69960481. The next prime is 69960511. The reversal of 69960507 is 70506996.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 69960507 - 27 = 69960379 is a prime.

It is a super-3 number, since 3×699605073 (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (69960307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83469 + ... + 84302.

It is an arithmetic number, because the mean of its divisors is an integer number (11744040).

Almost surely, 269960507 is an apocalyptic number.

69960507 is a deficient number, since it is larger than the sum of its proper divisors (23991813).

69960507 is a wasteful number, since it uses less digits than its factorization.

69960507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167913.

The product of its (nonzero) digits is 102060, while the sum is 42.

The square root of 69960507 is about 8364.2397741815. The cubic root of 69960507 is about 412.0510097241.

The spelling of 69960507 in words is "sixty-nine million, nine hundred sixty thousand, five hundred seven".

Divisors: 1 3 139 417 167771 503313 23320169 69960507