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61199838496368 = 243211132228616933
BaseRepresentation
bin11011110101001001100101…
…01000100100011001110000
322000200122110222012101121200
431322210302220210121300
531010144232123340433
6334054452341251200
715614354023040415
oct1572446250443160
9260618428171550
1061199838496368
111855578439a120
126a44b32103b00
13281c17386a200
14111813362010c
15711e354da613
hex37a932a24670

61199838496368 has 180 divisors, whose sum is σ = 202323243186792. Its totient is φ = 17118835868160.

The previous prime is 61199838496343. The next prime is 61199838496501. The reversal of 61199838496368 is 86369483899116.

61199838496368 is a `hidden beast` number, since 6 + 1 + 1 + 9 + 98 + 3 + 8 + 496 + 36 + 8 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 114040771 + ... + 114576162.

Almost surely, 261199838496368 is an apocalyptic number.

It is an amenable number.

61199838496368 is an abundant number, since it is smaller than the sum of its proper divisors (141123404690424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61199838496368 is a wasteful number, since it uses less digits than its factorization.

61199838496368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228616984 (or 228616962 counting only the distinct ones).

The product of its digits is 2902376448, while the sum is 81.

The spelling of 61199838496368 in words is "sixty-one trillion, one hundred ninety-nine billion, eight hundred thirty-eight million, four hundred ninety-six thousand, three hundred sixty-eight".