Base | Representation |
---|---|
bin | 110000011001000000… |
… | …1111101100001000100 |
3 | 100221020021011100012102 |
4 | 1200302001331201010 |
5 | 3200311124340040 |
6 | 115423424011232 |
7 | 10336125304130 |
oct | 1406201754104 |
9 | 327207140172 |
10 | 103918590020 |
11 | 40087375853 |
12 | 18182160b18 |
13 | 9a515c906b |
14 | 505b6623c0 |
15 | 2a8327d515 |
hex | 183207d844 |
103918590020 has 48 divisors (see below), whose sum is σ = 251611774848. Its totient is φ = 35313922560.
The previous prime is 103918589993. The next prime is 103918590043. The reversal of 103918590020 is 20095819301.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3268586 + ... + 3300225.
It is an arithmetic number, because the mean of its divisors is an integer number (5241911976).
Almost surely, 2103918590020 is an apocalyptic number.
103918590020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
103918590020 is an abundant number, since it is smaller than the sum of its proper divisors (147693184828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103918590020 is a wasteful number, since it uses less digits than its factorization.
103918590020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6568940 (or 6568938 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 38.
The spelling of 103918590020 in words is "one hundred three billion, nine hundred eighteen million, five hundred ninety thousand, twenty".
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