Base | Representation |
---|---|
bin | 1101111101010100010… |
… | …0101100111111001100 |
3 | 211220221221012121012121 |
4 | 3133111010230333030 |
5 | 12412101240344012 |
6 | 302054530542324 |
7 | 23216263131343 |
oct | 3372504547714 |
9 | 756857177177 |
10 | 239797981132 |
11 | 927747884a6 |
12 | 3a583a379a4 |
13 | 197c758b538 |
14 | b86b902b5a |
15 | 6387353a07 |
hex | 37d512cfcc |
239797981132 has 24 divisors (see below), whose sum is σ = 447161710464. Its totient is φ = 112127338752.
The previous prime is 239797981103. The next prime is 239797981139. The reversal of 239797981132 is 231189797932.
It is not an unprimeable number, because it can be changed into a prime (239797981139) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11220028 + ... + 11241379.
It is an arithmetic number, because the mean of its divisors is an integer number (18631737936).
Almost surely, 2239797981132 is an apocalyptic number.
It is an amenable number.
239797981132 is a deficient number, since it is larger than the sum of its proper divisors (207363729332).
239797981132 is a wasteful number, since it uses less digits than its factorization.
239797981132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22461585 (or 22461583 counting only the distinct ones).
The product of its digits is 10287648, while the sum is 61.
The spelling of 239797981132 in words is "two hundred thirty-nine billion, seven hundred ninety-seven million, nine hundred eighty-one thousand, one hundred thirty-two".
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