Base | Representation |
---|---|
bin | 10101101111001100… |
… | …001001000111000100 |
3 | 2020020121212121101201 |
4 | 111233030021013010 |
5 | 340300103244000 |
6 | 14420011232244 |
7 | 1454252124112 |
oct | 255714110704 |
9 | 66217777351 |
10 | 23340290500 |
11 | 9997a9278a |
12 | 4634748684 |
13 | 227c725aa7 |
14 | 11b5b8cab2 |
15 | 91912b96a |
hex | 56f3091c4 |
23340290500 has 24 divisors (see below), whose sum is σ = 50975195544. Its totient is φ = 9336116000.
The previous prime is 23340290489. The next prime is 23340290503. The reversal of 23340290500 is 509204332.
It can be written as a sum of positive squares in 4 ways, for example, as 1506681856 + 21833608644 = 38816^2 + 147762^2 .
It is not an unprimeable number, because it can be changed into a prime (23340290503) 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, 23339791 + ... + 23340790.
It is an arithmetic number, because the mean of its divisors is an integer number (2123966481).
Almost surely, 223340290500 is an apocalyptic number.
23340290500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23340290500 is an abundant number, since it is smaller than the sum of its proper divisors (27634905044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23340290500 is a wasteful number, since it uses less digits than its factorization.
23340290500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46680600 (or 46680588 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 28.
Adding to 23340290500 its reverse (509204332), we get a palindrome (23849494832).
The spelling of 23340290500 in words is "twenty-three billion, three hundred forty million, two hundred ninety thousand, five hundred".
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