Base | Representation |
---|---|
bin | 1001100100010… |
… | …10010001011000 |
3 | 12121000112110120 |
4 | 10302022101120 |
5 | 131021230021 |
6 | 11544113240 |
7 | 1663116510 |
oct | 462122130 |
9 | 177015416 |
10 | 80258136 |
11 | 41338142 |
12 | 22a65820 |
13 | 13820a2a |
14 | a932840 |
15 | 70a52c6 |
hex | 4c8a458 |
80258136 has 32 divisors (see below), whose sum is σ = 229309440. Its totient is φ = 22930848.
The previous prime is 80258119. The next prime is 80258149. The reversal of 80258136 is 63185208.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 80258097 and 80258106.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238696 + ... + 239031.
It is an arithmetic number, because the mean of its divisors is an integer number (7165920).
Almost surely, 280258136 is an apocalyptic number.
It is an amenable number.
80258136 is an abundant number, since it is smaller than the sum of its proper divisors (149051304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80258136 is a wasteful number, since it uses less digits than its factorization.
80258136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 477743 (or 477739 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 80258136 is about 8958.6905293129. The cubic root of 80258136 is about 431.3498880568.
It can be divided in two parts, 8025 and 8136, that added together give a palindrome (16161).
The spelling of 80258136 in words is "eighty million, two hundred fifty-eight thousand, one hundred thirty-six".
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