Base | Representation |
---|---|
bin | 111001000100010001… |
… | …110111100001101000 |
3 | 12212011100212102011122 |
4 | 321010101313201220 |
5 | 2000442404423322 |
6 | 44052133314412 |
7 | 4266311362343 |
oct | 710421674150 |
9 | 185140772148 |
10 | 61275076712 |
11 | 23a94202073 |
12 | ba60a95a08 |
13 | 5a16979b55 |
14 | 2d73d6745a |
15 | 18d966d442 |
hex | e44477868 |
61275076712 has 32 divisors (see below), whose sum is σ = 118883635200. Its totient is φ = 29588786304.
The previous prime is 61275076693. The next prime is 61275076717. The reversal of 61275076712 is 21767057216.
It is a super-2 number, since 2×612750767122 (a number of 22 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (61275076717) 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, 970088 + ... + 1031319.
It is an arithmetic number, because the mean of its divisors is an integer number (3715113600).
Almost surely, 261275076712 is an apocalyptic number.
It is an amenable number.
61275076712 is a deficient number, since it is larger than the sum of its proper divisors (57608558488).
61275076712 is a wasteful number, since it uses less digits than its factorization.
61275076712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2001545 (or 2001541 counting only the distinct ones).
The product of its (nonzero) digits is 246960, while the sum is 44.
The spelling of 61275076712 in words is "sixty-one billion, two hundred seventy-five million, seventy-six thousand, seven hundred twelve".
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