Base | Representation |
---|---|
bin | 101111001000010010… |
… | …1111001100101101011 |
3 | 100200020111122220021212 |
4 | 1132100211321211223 |
5 | 3124234241231443 |
6 | 114254551423335 |
7 | 10212036450014 |
oct | 1362045714553 |
9 | 320214586255 |
10 | 101210102123 |
11 | 39a175117a9 |
12 | 17747084b4b |
13 | 970c4300c0 |
14 | 4c81a6000b |
15 | 29755bd618 |
hex | 179097996b |
101210102123 has 32 divisors (see below), whose sum is σ = 116693881920. Its totient is φ = 86951854080.
The previous prime is 101210102087. The next prime is 101210102197. The reversal of 101210102123 is 321201012101.
It is not a de Polignac number, because 101210102123 - 234 = 84030232939 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 101210102098 and 101210102107.
It is not an unprimeable number, because it can be changed into a prime (101210102023) 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, 13172843 + ... + 13180523.
It is an arithmetic number, because the mean of its divisors is an integer number (3646683810).
Almost surely, 2101210102123 is an apocalyptic number.
101210102123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
101210102123 is a deficient number, since it is larger than the sum of its proper divisors (15483779797).
101210102123 is a wasteful number, since it uses less digits than its factorization.
101210102123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8367.
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 101210102123 its reverse (321201012101), we get a palindrome (422411114224).
The spelling of 101210102123 in words is "one hundred one billion, two hundred ten million, one hundred two thousand, one hundred twenty-three".
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