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10069195897 = 17595399497
BaseRepresentation
bin10010110000010101…
…11011110001111001
3221222201222011001101
421120022323301321
5131110203232042
64343053451401
7504344516155
oct113012736171
927881864041
1010069195897
1142a7886a02
121b501a0b61
13c46136ca7
146b7416065
153ddeca6b7
hex2582bbc79

10069195897 has 8 divisors (see below), whose sum is σ = 10663399656. Its totient is φ = 9475203072.

The previous prime is 10069195891. The next prime is 10069195933. The reversal of 10069195897 is 79859196001.

It can be written as a sum of positive squares in 4 ways, for example, as 538750521 + 9530445376 = 23211^2 + 97624^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 10069195897 - 27 = 10069195769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10069195891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51453 + ... + 150949.

It is an arithmetic number, because the mean of its divisors is an integer number (1332924957).

Almost surely, 210069195897 is an apocalyptic number.

10069195897 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

10069195897 is a deficient number, since it is larger than the sum of its proper divisors (594203759).

10069195897 is an equidigital number, since it uses as much as digits as its factorization.

10069195897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105467.

The product of its (nonzero) digits is 1224720, while the sum is 55.

The spelling of 10069195897 in words is "ten billion, sixty-nine million, one hundred ninety-five thousand, eight hundred ninety-seven".

Divisors: 1 17 5953 99497 101201 1691449 592305641 10069195897