Base | Representation |
---|---|
bin | 10011110100101100… |
… | …00010010101101100 |
3 | 1000110200210121220110 |
4 | 21322112002111230 |
5 | 133243442003232 |
6 | 4520014220020 |
7 | 524506012122 |
oct | 117226022554 |
9 | 30420717813 |
10 | 10642531692 |
11 | 4571482641 |
12 | 20901b4610 |
13 | 1007b58040 |
14 | 72d61b912 |
15 | 4244ccacc |
hex | 27a58256c |
10642531692 has 48 divisors (see below), whose sum is σ = 28315883232. Its totient is φ = 3081999360.
The previous prime is 10642531657. The next prime is 10642531699. The reversal of 10642531692 is 29613524601.
It is a super-2 number, since 2×106425316922 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a self number, because there is not a number n which added to its sum of digits gives 10642531692.
It is not an unprimeable number, because it can be changed into a prime (10642531699) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2003859 + ... + 2009162.
It is an arithmetic number, because the mean of its divisors is an integer number (589914234).
Almost surely, 210642531692 is an apocalyptic number.
10642531692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
10642531692 is an abundant number, since it is smaller than the sum of its proper divisors (17673351540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10642531692 is a wasteful number, since it uses less digits than its factorization.
10642531692 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4013058 (or 4013056 counting only the distinct ones).
The product of its (nonzero) digits is 77760, while the sum is 39.
The spelling of 10642531692 in words is "ten billion, six hundred forty-two million, five hundred thirty-one thousand, six hundred ninety-two".
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