Base | Representation |
---|---|
bin | 1010100000100111110000… |
… | …00011100100100100000000 |
3 | 10000211101202022010222100100 |
4 | 11100103320003210210000 |
5 | 11012123000422110430 |
6 | 121053030342322400 |
7 | 4603502151333033 |
oct | 520237003444400 |
9 | 100741668128310 |
10 | 23111085738240 |
11 | 74003a1438055 |
12 | 27130bba29400 |
13 | cb849b239ba6 |
14 | 59c82260301a |
15 | 2a128bb8c960 |
hex | 1504f80e4900 |
23111085738240 has 108 divisors (see below), whose sum is σ = 79961949289404. Its totient is φ = 6162956193792.
The previous prime is 23111085738233. The next prime is 23111085738253. The reversal of 23111085738240 is 4283758011132.
23111085738240 is a `hidden beast` number, since 2 + 31 + 1 + 1 + 0 + 8 + 573 + 8 + 2 + 40 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 2327552999424 + 20783532738816 = 1525632^2 + 4558896^2 .
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1003073799 + ... + 1003096838.
Almost surely, 223111085738240 is an apocalyptic number.
23111085738240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23111085738240 is an abundant number, since it is smaller than the sum of its proper divisors (56850863551164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23111085738240 is a wasteful number, since it uses less digits than its factorization.
23111085738240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2006170664 (or 2006170647 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 45.
The spelling of 23111085738240 in words is "twenty-three trillion, one hundred eleven billion, eighty-five million, seven hundred thirty-eight thousand, two hundred forty".
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