Base | Representation |
---|---|
bin | 10000110110000001… |
… | …101010111101010010 |
3 | 1201200110112001202010 |
4 | 100312001222331102 |
5 | 244020041330241 |
6 | 12150403403350 |
7 | 1210123550253 |
oct | 206601527522 |
9 | 51613461663 |
10 | 18086276946 |
11 | 7741260621 |
12 | 3609083556 |
13 | 192307aa2a |
14 | c38088b2a |
15 | 70cc4bd16 |
hex | 43606af52 |
18086276946 has 16 divisors (see below), whose sum is σ = 37054811808. Its totient is φ = 5881716000.
The previous prime is 18086276917. The next prime is 18086276951. The reversal of 18086276946 is 64967268081.
It is a super-2 number, since 2×180862769462 (a number of 21 digits) contains 22 as substring.
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, 36760480 + ... + 36760971.
It is an arithmetic number, because the mean of its divisors is an integer number (2315925738).
Almost surely, 218086276946 is an apocalyptic number.
18086276946 is an abundant number, since it is smaller than the sum of its proper divisors (18968534862).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18086276946 is a wasteful number, since it uses less digits than its factorization.
18086276946 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73521497.
The product of its (nonzero) digits is 6967296, while the sum is 57.
The spelling of 18086276946 in words is "eighteen billion, eighty-six million, two hundred seventy-six thousand, nine hundred forty-six".
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