Base | Representation |
---|---|
bin | 111001111100011001001111… |
… | …000000101011111101001100 |
3 | 1020102022100210011021201212210 |
4 | 321330121033000223331030 |
5 | 231400240044232332342 |
6 | 2301555214215230420 |
7 | 104451334611650220 |
oct | 7174311700537514 |
9 | 1212270704251783 |
10 | 254838915120972 |
11 | 74221638a490a6 |
12 | 246b95a5078410 |
13 | ac2728bb21240 |
14 | 46d03aad7a780 |
15 | 1e6de295d779c |
hex | e7c64f02bf4c |
254838915120972 has 96 divisors (see below), whose sum is σ = 734565704140800. Its totient is φ = 66960410971392.
The previous prime is 254838915120947. The next prime is 254838915121001. The reversal of 254838915120972 is 279021519838452.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 433477572 + ... + 434065067.
It is an arithmetic number, because the mean of its divisors is an integer number (7651726084800).
Almost surely, 2254838915120972 is an apocalyptic number.
It is an amenable number.
254838915120972 is an abundant number, since it is smaller than the sum of its proper divisors (479726789019828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
254838915120972 is a wasteful number, since it uses less digits than its factorization.
254838915120972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 867542935 (or 867542933 counting only the distinct ones).
The product of its (nonzero) digits is 87091200, while the sum is 66.
The spelling of 254838915120972 in words is "two hundred fifty-four trillion, eight hundred thirty-eight billion, nine hundred fifteen million, one hundred twenty thousand, nine hundred seventy-two".
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