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970427570161 = 7243659701997
BaseRepresentation
bin11100001111100011111…
…11011001011111110001
310102202211202200100002211
432013301333121133301
5111344413424221121
62021450330412121
7130053046150300
oct16076177313761
93382752610084
10970427570161
11344613078735
121380aa291041
137068467904a
1434d7cadc437
151a39a449ce1
hexe1f1fd97f1

970427570161 has 48 divisors (see below), whose sum is σ = 1159682546880. Its totient is φ = 809248406400.

The previous prime is 970427570129. The next prime is 970427570183. The reversal of 970427570161 is 161075724079.

It is not a de Polignac number, because 970427570161 - 25 = 970427570129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (970427570561) 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, 973347115 + ... + 973348111.

It is an arithmetic number, because the mean of its divisors is an integer number (24160053060).

Almost surely, 2970427570161 is an apocalyptic number.

It is an amenable number.

970427570161 is a deficient number, since it is larger than the sum of its proper divisors (189254976719).

970427570161 is a wasteful number, since it uses less digits than its factorization.

970427570161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2414 (or 2407 counting only the distinct ones).

The product of its (nonzero) digits is 740880, while the sum is 49.

The spelling of 970427570161 in words is "nine hundred seventy billion, four hundred twenty-seven million, five hundred seventy thousand, one hundred sixty-one".

Divisors: 1 7 43 49 301 659 701 997 2107 4613 4907 6979 28337 30143 32291 34349 42871 48853 198359 211001 300097 461959 657023 698897 1388513 1477007 2100679 3233713 4599161 4892279 19864237 22635991 28251989 30052571 32194127 34245953 139049659 197763923 210367997 460573123 973347613 1384347461 1472575979 3224011861 19804644289 22568083027 138632510023 970427570161