Base | Representation |
---|---|
bin | 100111000111111111… |
… | …110100100100001001 |
3 | 11000102202102022002122 |
4 | 213013333310210021 |
5 | 1142014041231100 |
6 | 31144342141025 |
7 | 3015022655363 |
oct | 470777644411 |
9 | 130382368078 |
10 | 42010102025 |
11 | 168a8675491 |
12 | 8185121775 |
13 | 3c66655a48 |
14 | 2067535d33 |
15 | 115d1e2985 |
hex | 9c7ff4909 |
42010102025 has 24 divisors (see below), whose sum is σ = 54476703744. Its totient is φ = 32076316800.
The previous prime is 42010101937. The next prime is 42010102039. The reversal of 42010102025 is 52020101024.
It is not a de Polignac number, because 42010102025 - 228 = 41741666569 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 42010101994 and 42010102012.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 182840 + ... + 342710.
It is an arithmetic number, because the mean of its divisors is an integer number (2269862656).
Almost surely, 242010102025 is an apocalyptic number.
It is an amenable number.
42010102025 is a deficient number, since it is larger than the sum of its proper divisors (12466601719).
42010102025 is a wasteful number, since it uses less digits than its factorization.
42010102025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160361 (or 160356 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 17.
Adding to 42010102025 its reverse (52020101024), we get a palindrome (94030203049).
The spelling of 42010102025 in words is "forty-two billion, ten million, one hundred two thousand, twenty-five".
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