Base | Representation |
---|---|
bin | 111011011110010000101010… |
… | …000101011111111110001010 |
3 | 1021022010021221211101210021010 |
4 | 323132100222011133332022 |
5 | 233240432002342124041 |
6 | 2324144535151224350 |
7 | 106044251032501413 |
oct | 7336205205377612 |
9 | 1238107854353233 |
10 | 261564214411146 |
11 | 76384840085319 |
12 | 25404a922180b6 |
13 | b2c4526b6414a |
14 | 4883ac008480a |
15 | 2038d43718a16 |
hex | ede42a15ff8a |
261564214411146 has 16 divisors (see below), whose sum is σ = 524047810953600. Its totient is φ = 87034841115168.
The previous prime is 261564214411111. The next prime is 261564214411207. The reversal of 261564214411146 is 641114412465162.
It is a junction number, because it is equal to n+sod(n) for n = 261564214411095 and 261564214411104.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38307585106 + ... + 38307591933.
It is an arithmetic number, because the mean of its divisors is an integer number (32752988184600).
Almost surely, 2261564214411146 is an apocalyptic number.
261564214411146 is an abundant number, since it is smaller than the sum of its proper divisors (262483596542454).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
261564214411146 is a wasteful number, since it uses less digits than its factorization.
261564214411146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76615177613.
The product of its digits is 1105920, while the sum is 48.
The spelling of 261564214411146 in words is "two hundred sixty-one trillion, five hundred sixty-four billion, two hundred fourteen million, four hundred eleven thousand, one hundred forty-six".
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