Base | Representation |
---|---|
bin | 10010010110000000111… |
… | …000101011111100010100 |
3 | 11110111210112021021211110 |
4 | 102112000320223330110 |
5 | 131123140431331203 |
6 | 2403034522335020 |
7 | 160034353114632 |
oct | 22260070537424 |
9 | 4414715237743 |
10 | 1260587761428 |
11 | 446680a22aa6 |
12 | 18438835a470 |
13 | 91b46a47008 |
14 | 4502709a352 |
15 | 22bcdd3ed03 |
hex | 12580e2bf14 |
1260587761428 has 12 divisors (see below), whose sum is σ = 2941371443360. Its totient is φ = 420195920472.
The previous prime is 1260587761387. The next prime is 1260587761429. The reversal of 1260587761428 is 8241677850621.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1260587761429) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52524490048 + ... + 52524490071.
Almost surely, 21260587761428 is an apocalyptic number.
It is an amenable number.
1260587761428 is an abundant number, since it is smaller than the sum of its proper divisors (1680783681932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1260587761428 is a wasteful number, since it uses less digits than its factorization.
1260587761428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105048980126 (or 105048980124 counting only the distinct ones).
The product of its (nonzero) digits is 9031680, while the sum is 57.
The spelling of 1260587761428 in words is "one trillion, two hundred sixty billion, five hundred eighty-seven million, seven hundred sixty-one thousand, four hundred twenty-eight".
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