Base | Representation |
---|---|
bin | 11001011101101101… |
… | …01011111101111010 |
3 | 1022021202101020021111 |
4 | 30232312223331322 |
5 | 210444233132230 |
6 | 10140320430534 |
7 | 662531331541 |
oct | 145666537572 |
9 | 38252336244 |
10 | 13670989690 |
11 | 5885a0a996 |
12 | 279647844a |
13 | 139b3c4717 |
14 | 939911158 |
15 | 5502e392a |
hex | 32edabf7a |
13670989690 has 16 divisors (see below), whose sum is σ = 24609872160. Its totient is φ = 5467931280.
The previous prime is 13670989679. The next prime is 13670989691. The reversal of 13670989690 is 9698907631.
It is a super-2 number, since 2×136709896902 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13670989691) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81481 + ... + 184339.
It is an arithmetic number, because the mean of its divisors is an integer number (1538117010).
Almost surely, 213670989690 is an apocalyptic number.
13670989690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13670989690 is a deficient number, since it is larger than the sum of its proper divisors (10938882470).
13670989690 is a wasteful number, since it uses less digits than its factorization.
13670989690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116157.
The product of its (nonzero) digits is 4408992, while the sum is 58.
The spelling of 13670989690 in words is "thirteen billion, six hundred seventy million, nine hundred eighty-nine thousand, six hundred ninety".
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