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61295960196 = 22331582335869
BaseRepresentation
bin111001000101100001…
…100010000010000100
312212012211011101221000
4321011201202002010
52001013231211241
644054201053300
74266654031212
oct710541420204
9185184141830
1061295960196
1123aa4a76149
12ba67a87230
135a1b0ac443
142d76a41cb2
1518db3e5eb6
hexe45862084

61295960196 has 48 divisors (see below), whose sum is σ = 158929926400. Its totient is φ = 20430125856.

The previous prime is 61295960153. The next prime is 61295960207. The reversal of 61295960196 is 69106959216.

61295960196 is a `hidden beast` number, since 6 + 1 + 29 + 5 + 9 + 601 + 9 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1690950 + ... + 1726818.

Almost surely, 261295960196 is an apocalyptic number.

It is an amenable number.

61295960196 is an abundant number, since it is smaller than the sum of its proper divisors (97633966204).

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

61295960196 is a wasteful number, since it uses less digits than its factorization.

61295960196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51705 (or 51697 counting only the distinct ones).

The product of its (nonzero) digits is 1574640, while the sum is 54.

The spelling of 61295960196 in words is "sixty-one billion, two hundred ninety-five million, nine hundred sixty thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 15823 31646 35869 47469 63292 71738 94938 107607 142407 143476 189876 215214 284814 322821 427221 430428 569628 645642 854442 968463 1291284 1708884 1936926 3873852 567555187 1135110374 1702665561 2270220748 3405331122 5107996683 6810662244 10215993366 15323990049 20431986732 30647980098 61295960196