Base | Representation |
---|---|
bin | 1001101001001… |
… | …11100110000100 |
3 | 12122020021102002 |
4 | 10310213212010 |
5 | 131202340112 |
6 | 12010004432 |
7 | 2001442304 |
oct | 464474604 |
9 | 178207362 |
10 | 80902532 |
11 | 417382a7 |
12 | 23116718 |
13 | 139b8129 |
14 | aa5d604 |
15 | 71811c2 |
hex | 4d27984 |
80902532 has 12 divisors (see below), whose sum is σ = 149031120. Its totient is φ = 38322216.
The previous prime is 80902519. The next prime is 80902543. The reversal of 80902532 is 23520908.
It is a super-2 number, since 2×809025322 = 13090439368022048, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 80902495 and 80902504.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 532178 + ... + 532329.
It is an arithmetic number, because the mean of its divisors is an integer number (12419260).
Almost surely, 280902532 is an apocalyptic number.
It is an amenable number.
80902532 is a deficient number, since it is larger than the sum of its proper divisors (68128588).
80902532 is a wasteful number, since it uses less digits than its factorization.
80902532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1064530 (or 1064528 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 80902532 is about 8994.5834811847. The cubic root of 80902532 is about 432.5012542982.
The spelling of 80902532 in words is "eighty million, nine hundred two thousand, five hundred thirty-two".
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