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9951912141 = 34577258871
BaseRepresentation
bin10010100010010111…
…00010000011001101
3221200120021111222120
421101023202003031
5130340142142031
64323304003153
7501421600053
oct112113420315
927616244876
109951912141
11424765a986
121b18a604b9
13c27a51512
146a5a061d3
153d3a5ea96
hex2512e20cd

9951912141 has 8 divisors (see below), whose sum is σ = 13298253504. Its totient is φ = 6620089440.

The previous prime is 9951912137. The next prime is 9951912181. The reversal of 9951912141 is 1412191599.

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

It is not a de Polignac number, because 9951912141 - 22 = 9951912137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9951912093 and 9951912102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9951912121) 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, 3628065 + ... + 3630806.

It is an arithmetic number, because the mean of its divisors is an integer number (1662281688).

Almost surely, 29951912141 is an apocalyptic number.

It is an amenable number.

9951912141 is a deficient number, since it is larger than the sum of its proper divisors (3346341363).

9951912141 is a wasteful number, since it uses less digits than its factorization.

9951912141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7259331.

The product of its digits is 29160, while the sum is 42.

The square root of 9951912141 is about 99759.2709526288. The cubic root of 9951912141 is about 2150.9757345806.

The spelling of 9951912141 in words is "nine billion, nine hundred fifty-one million, nine hundred twelve thousand, one hundred forty-one".

Divisors: 1 3 457 1371 7258871 21776613 3317304047 9951912141