Base | Representation |
---|---|
bin | 1100101100010000111… |
… | …0101110100110001100 |
3 | 202211210121210002101202 |
4 | 3023010032232212030 |
5 | 12033021340410022 |
6 | 244055541525032 |
7 | 21516151115612 |
oct | 3130416564614 |
9 | 684717702352 |
10 | 218040560012 |
11 | 8451a236a30 |
12 | 36311413778 |
13 | 1773aa81162 |
14 | a7a60696b2 |
15 | 5a12190592 |
hex | 32c43ae98c |
218040560012 has 96 divisors (see below), whose sum is σ = 452624578560. Its totient is φ = 90799488000.
The previous prime is 218040559967. The next prime is 218040560041. The reversal of 218040560012 is 210065040812.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57972212 + ... + 57975972.
It is an arithmetic number, because the mean of its divisors is an integer number (4714839360).
Almost surely, 2218040560012 is an apocalyptic number.
218040560012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
218040560012 is an abundant number, since it is smaller than the sum of its proper divisors (234584018548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
218040560012 is a wasteful number, since it uses less digits than its factorization.
218040560012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6063 (or 6061 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 29.
The spelling of 218040560012 in words is "two hundred eighteen billion, forty million, five hundred sixty thousand, twelve".
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