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70086665241 = 32107122359509
BaseRepresentation
bin100000101000101111…
…1011010010000011001
320200220110102111020100
41001101133122100121
52122014141241431
652110344250013
75030545552665
oct1012137322031
9220813374210
1070086665241
11277a6105a3a
12116bba70909
1367bc39c768
14356c3358a5
151c5302e4e6
hex10517da419

70086665241 has 24 divisors (see below), whose sum is σ = 102267696960. Its totient is φ = 46249141536.

The previous prime is 70086665213. The next prime is 70086665267. The reversal of 70086665241 is 14256668007.

It is not a de Polignac number, because 70086665241 - 27 = 70086665113 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (70086665041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1147995 + ... + 1207503.

It is an arithmetic number, because the mean of its divisors is an integer number (4261154040).

Almost surely, 270086665241 is an apocalyptic number.

It is an amenable number.

70086665241 is a deficient number, since it is larger than the sum of its proper divisors (32181031719).

70086665241 is a wasteful number, since it uses less digits than its factorization.

70086665241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60845 (or 60842 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 70086665241 in words is "seventy billion, eighty-six million, six hundred sixty-five thousand, two hundred forty-one".

Divisors: 1 3 9 107 321 963 1223 3669 11007 59509 130861 178527 392583 535581 1177749 6367463 19102389 57307167 72779507 218338521 655015563 7787407249 23362221747 70086665241