Base | Representation |
---|---|
bin | 101111011101101001110… |
… | …0101001101011110010101 |
3 | 212002121210200211011021110 |
4 | 1132323103211031132111 |
5 | 1323334214341234141 |
6 | 21512433422405233 |
7 | 1242202463664030 |
oct | 136732345153625 |
9 | 25077720734243 |
10 | 6523310102421 |
11 | 209557a543902 |
12 | 894317430819 |
13 | 3841b7893b88 |
14 | 187a30b84017 |
15 | b4a46232e16 |
hex | 5eed394d795 |
6523310102421 has 32 divisors (see below), whose sum is σ = 9972014277888. Its totient is φ = 3715718814720.
The previous prime is 6523310102399. The next prime is 6523310102423. The reversal of 6523310102421 is 1242010133256.
It is not a de Polignac number, because 6523310102421 - 25 = 6523310102389 is a prime.
It is a super-2 number, since 2×65233101024212 (a number of 26 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6523310102423) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12185101 + ... + 12709181.
It is an arithmetic number, because the mean of its divisors is an integer number (311625446184).
Almost surely, 26523310102421 is an apocalyptic number.
It is an amenable number.
6523310102421 is a deficient number, since it is larger than the sum of its proper divisors (3448704175467).
6523310102421 is a wasteful number, since it uses less digits than its factorization.
6523310102421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 525981.
The product of its (nonzero) digits is 8640, while the sum is 30.
Adding to 6523310102421 its reverse (1242010133256), we get a palindrome (7765320235677).
The spelling of 6523310102421 in words is "six trillion, five hundred twenty-three billion, three hundred ten million, one hundred two thousand, four hundred twenty-one".
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