Base | Representation |
---|---|
bin | 110110100011101001… |
… | …1111000101000010101 |
3 | 102012102010011200021000 |
4 | 1231013103320220111 |
5 | 3404421042341041 |
6 | 125453420213513 |
7 | 11315226630540 |
oct | 1550723705025 |
9 | 365363150230 |
10 | 117160512021 |
11 | 45762066843 |
12 | 1a85899a299 |
13 | b081b42677 |
14 | 59561a3857 |
15 | 30aaa6abb6 |
hex | 1b474f8a15 |
117160512021 has 16 divisors (see below), whose sum is σ = 198367004800. Its totient is φ = 66948863904.
The previous prime is 117160512019. The next prime is 117160512023. The reversal of 117160512021 is 120215061711.
117160512021 is a `hidden beast` number, since 1 + 1 + 71 + 60 + 512 + 0 + 21 = 666.
It is an interprime number because it is at equal distance from previous prime (117160512019) and next prime (117160512023).
It is not a de Polignac number, because 117160512021 - 21 = 117160512019 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (117160512023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309948256 + ... + 309948633.
It is an arithmetic number, because the mean of its divisors is an integer number (12397937800).
Almost surely, 2117160512021 is an apocalyptic number.
It is an amenable number.
117160512021 is a deficient number, since it is larger than the sum of its proper divisors (81206492779).
117160512021 is an equidigital number, since it uses as much as digits as its factorization.
117160512021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 619896905 (or 619896899 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 27.
Adding to 117160512021 its reverse (120215061711), we get a palindrome (237375573732).
The spelling of 117160512021 in words is "one hundred seventeen billion, one hundred sixty million, five hundred twelve thousand, twenty-one".
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