Base | Representation |
---|---|
bin | 10100000101000110… |
… | …01111011001011100 |
3 | 1000211021212110002221 |
4 | 22002203033121130 |
5 | 134034213221110 |
6 | 4541413155124 |
7 | 531100164643 |
oct | 120243173134 |
9 | 30737773087 |
10 | 10780210780 |
11 | 4632169a09 |
12 | 210a32baa4 |
13 | 102a531b61 |
14 | 743a1a35a |
15 | 4316267da |
hex | 2828cf65c |
10780210780 has 12 divisors (see below), whose sum is σ = 22638442680. Its totient is φ = 4312084304.
The previous prime is 10780210757. The next prime is 10780210849. The reversal of 10780210780 is 8701208701.
It is a super-2 number, since 2×107802107802 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269505250 + ... + 269505289.
It is an arithmetic number, because the mean of its divisors is an integer number (1886536890).
Almost surely, 210780210780 is an apocalyptic number.
10780210780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10780210780 is an abundant number, since it is smaller than the sum of its proper divisors (11858231900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10780210780 is a wasteful number, since it uses less digits than its factorization.
10780210780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 539010548 (or 539010546 counting only the distinct ones).
The product of its (nonzero) digits is 6272, while the sum is 34.
The spelling of 10780210780 in words is "ten billion, seven hundred eighty million, two hundred ten thousand, seven hundred eighty".
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