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14170377961 = 181194940169
BaseRepresentation
bin11010011001001111…
…01100111011101001
31100120120001210012101
431030213230323221
5213010104043321
610302040213401
71011104140165
oct151447547351
940516053171
1014170377961
116011899773
1228b576a261
13144a9c423c
14985d87ca5
1557e08a791
hex34c9ecee9

14170377961 has 8 divisors (see below), whose sum is σ = 14256333000. Its totient is φ = 14084507520.

The previous prime is 14170377937. The next prime is 14170377971. The reversal of 14170377961 is 16977307141.

It can be written as a sum of positive squares in 4 ways, for example, as 3803065561 + 10367312400 = 61669^2 + 101820^2 .

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 14170377961 - 231 = 12022894313 is a prime.

It is a super-2 number, since 2×141703779612 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14170377911) 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, 332685 + ... + 372853.

It is an arithmetic number, because the mean of its divisors is an integer number (1782041625).

Almost surely, 214170377961 is an apocalyptic number.

It is an amenable number.

14170377961 is a deficient number, since it is larger than the sum of its proper divisors (85955039).

14170377961 is a wasteful number, since it uses less digits than its factorization.

14170377961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42299.

The product of its (nonzero) digits is 222264, while the sum is 46.

The spelling of 14170377961 in words is "fourteen billion, one hundred seventy million, three hundred seventy-seven thousand, nine hundred sixty-one".

Divisors: 1 181 1949 40169 352769 7270589 78289381 14170377961