Base | Representation |
---|---|
bin | 1100010001100… |
… | …11001010111010 |
3 | 21011202102100021 |
4 | 12020303022322 |
5 | 202330020132 |
6 | 14115001054 |
7 | 2360142130 |
oct | 610631272 |
9 | 234672307 |
10 | 102970042 |
11 | 5313aa0a |
12 | 2a59918a |
13 | 18443626 |
14 | d965750 |
15 | 908e997 |
hex | 62332ba |
102970042 has 16 divisors (see below), whose sum is σ = 176662080. Its totient is φ = 44094528.
The previous prime is 102969991. The next prime is 102970067. The reversal of 102970042 is 240079201.
It is a junction number, because it is equal to n+sod(n) for n = 102969989 and 102970016.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22809 + ... + 26947.
It is an arithmetic number, because the mean of its divisors is an integer number (11041380).
Almost surely, 2102970042 is an apocalyptic number.
102970042 is a deficient number, since it is larger than the sum of its proper divisors (73692038).
102970042 is a wasteful number, since it uses less digits than its factorization.
102970042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5925.
The product of its (nonzero) digits is 1008, while the sum is 25.
The square root of 102970042 is about 10147.4155330311. The cubic root of 102970042 is about 468.7093638966.
The spelling of 102970042 in words is "one hundred two million, nine hundred seventy thousand, forty-two".
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