Base | Representation |
---|---|
bin | 1000010110101100100111… |
… | …00101001010010000011000 |
3 | 2102001100110211102122222122 |
4 | 10023112103211022100120 |
5 | 4402001430041221310 |
6 | 103024000451440412 |
7 | 3604223360600063 |
oct | 413262345122030 |
9 | 72040424378878 |
10 | 18372051117080 |
11 | 59435a7996201 |
12 | 20887628b6108 |
13 | a33627c2996b |
14 | 4772d7ac98da |
15 | 21cd74c86555 |
hex | 10b59394a418 |
18372051117080 has 64 divisors (see below), whose sum is σ = 44156043915840. Its totient is φ = 6855328571392.
The previous prime is 18372051117047. The next prime is 18372051117139. The reversal of 18372051117080 is 8071115027381.
It is a congruent number.
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, 119470604 + ... + 119624283.
It is an arithmetic number, because the mean of its divisors is an integer number (689938186185).
Almost surely, 218372051117080 is an apocalyptic number.
18372051117080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
18372051117080 is an abundant number, since it is smaller than the sum of its proper divisors (25783992798760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18372051117080 is a wasteful number, since it uses less digits than its factorization.
18372051117080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 239095028 (or 239095024 counting only the distinct ones).
The product of its (nonzero) digits is 94080, while the sum is 44.
The spelling of 18372051117080 in words is "eighteen trillion, three hundred seventy-two billion, fifty-one million, one hundred seventeen thousand, eighty".
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