Base | Representation |
---|---|
bin | 10101111001110111… |
… | …101101100110110100 |
3 | 2020201010001121010121 |
4 | 111321313231212310 |
5 | 341131441444330 |
6 | 14445452101324 |
7 | 1461556214122 |
oct | 257167554664 |
9 | 66633047117 |
10 | 23519484340 |
11 | 9a7a154770 |
12 | 4684764844 |
13 | 22aa8a6a51 |
14 | 11d18b6912 |
15 | 929c2617a |
hex | 579ded9b4 |
23519484340 has 24 divisors (see below), whose sum is σ = 53881000992. Its totient is φ = 8552539680.
The previous prime is 23519484299. The next prime is 23519484349. The reversal of 23519484340 is 4348491532.
It is a super-2 number, since 2×235194843402 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23519484349) 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, 53453154 + ... + 53453593.
It is an arithmetic number, because the mean of its divisors is an integer number (2245041708).
Almost surely, 223519484340 is an apocalyptic number.
23519484340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23519484340 is an abundant number, since it is smaller than the sum of its proper divisors (30361516652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23519484340 is a wasteful number, since it uses less digits than its factorization.
23519484340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106906767 (or 106906765 counting only the distinct ones).
The product of its (nonzero) digits is 414720, while the sum is 43.
The spelling of 23519484340 in words is "twenty-three billion, five hundred nineteen million, four hundred eighty-four thousand, three hundred forty".
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