Base | Representation |
---|---|
bin | 1001000100110… |
… | …10101011001010 |
3 | 12022020212010100 |
4 | 10202122223022 |
5 | 123442143033 |
6 | 11315430230 |
7 | 1613050215 |
oct | 442325312 |
9 | 168225110 |
10 | 76131018 |
11 | 39a793a7 |
12 | 215b5376 |
13 | 12a07352 |
14 | a17a77c |
15 | 6a3c513 |
hex | 489aaca |
76131018 has 24 divisors (see below), whose sum is σ = 165286368. Its totient is φ = 25325352.
The previous prime is 76131017. The next prime is 76131019. The reversal of 76131018 is 81013167.
It is an interprime number because it is at equal distance from previous prime (76131017) and next prime (76131019).
It is a junction number, because it is equal to n+sod(n) for n = 76130982 and 76131000.
It is not an unprimeable number, because it can be changed into a prime (76131017) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5371 + ... + 13457.
It is an arithmetic number, because the mean of its divisors is an integer number (6886932).
Almost surely, 276131018 is an apocalyptic number.
76131018 is an abundant number, since it is smaller than the sum of its proper divisors (89155350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76131018 is a wasteful number, since it uses less digits than its factorization.
76131018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8618 (or 8615 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 27.
The square root of 76131018 is about 8725.3090489678. The cubic root of 76131018 is about 423.8256262026.
The spelling of 76131018 in words is "seventy-six million, one hundred thirty-one thousand, eighteen".
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