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61325856274 = 2197951202973
BaseRepresentation
bin111001000111010011…
…100100111000010010
312212021220102021122011
4321013103210320102
52001043404400044
644101145533134
74300466114614
oct710723447022
9185256367564
1061325856274
112400a935551
12ba75aa41aa
135a24349027
142d7a9c4db4
1518ddd4e134
hexe474e4e12

61325856274 has 16 divisors (see below), whose sum is σ = 96842954880. Its totient is φ = 29045293200.

The previous prime is 61325856269. The next prime is 61325856307. The reversal of 61325856274 is 47265852316.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200652 + ... + 403624.

It is an arithmetic number, because the mean of its divisors is an integer number (6052684680).

Almost surely, 261325856274 is an apocalyptic number.

61325856274 is a deficient number, since it is larger than the sum of its proper divisors (35517098606).

61325856274 is a wasteful number, since it uses less digits than its factorization.

61325856274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210945.

The product of its digits is 2419200, while the sum is 49.

The spelling of 61325856274 in words is "sixty-one billion, three hundred twenty-five million, eight hundred fifty-six thousand, two hundred seventy-four".

Divisors: 1 2 19 38 7951 15902 151069 202973 302138 405946 3856487 7712974 1613838323 3227676646 30662928137 61325856274