Base | Representation |
---|---|
bin | 10011110100011001… |
… | …01100011011111111 |
3 | 1000110112012012111120 |
4 | 21322030230123333 |
5 | 133242330121222 |
6 | 4515445522023 |
7 | 524446132143 |
oct | 117214543377 |
9 | 30415165446 |
10 | 10640082687 |
11 | 457005a673 |
12 | 208b413313 |
13 | 10074ab420 |
14 | 72d181223 |
15 | 42419715c |
hex | 27a32c6ff |
10640082687 has 16 divisors (see below), whose sum is σ = 15804899040. Its totient is φ = 6321958272.
The previous prime is 10640082679. The next prime is 10640082709. The reversal of 10640082687 is 78628004601.
It is not a de Polignac number, because 10640082687 - 23 = 10640082679 is a prime.
It is a super-2 number, since 2×106400826872 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10640082287) 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, 4702708 + ... + 4704969.
It is an arithmetic number, because the mean of its divisors is an integer number (987806190).
Almost surely, 210640082687 is an apocalyptic number.
10640082687 is a deficient number, since it is larger than the sum of its proper divisors (5164816353).
10640082687 is a wasteful number, since it uses less digits than its factorization.
10640082687 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9407722.
The product of its (nonzero) digits is 129024, while the sum is 42.
The spelling of 10640082687 in words is "ten billion, six hundred forty million, eighty-two thousand, six hundred eighty-seven".
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