Base | Representation |
---|---|
bin | 1010111100010… |
… | …1010111011100 |
3 | 10012100211002120 |
4 | 2233011113130 |
5 | 43222202210 |
6 | 4315422540 |
7 | 1065056010 |
oct | 257052734 |
9 | 105324076 |
10 | 45897180 |
11 | 239a925a |
12 | 13454a50 |
13 | 967cac4 |
14 | 614a540 |
15 | 4069270 |
hex | 2bc55dc |
45897180 has 48 divisors (see below), whose sum is σ = 146872320. Its totient is φ = 10490688.
The previous prime is 45897157. The next prime is 45897197. The reversal of 45897180 is 8179854.
It is a super-2 number, since 2×458971802 = 4213102263904800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54220 + ... + 55059.
It is an arithmetic number, because the mean of its divisors is an integer number (3059840).
Almost surely, 245897180 is an apocalyptic number.
It is an amenable number.
45897180 is an abundant number, since it is smaller than the sum of its proper divisors (100975140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45897180 is a wasteful number, since it uses less digits than its factorization.
45897180 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109298 (or 109296 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 42.
The square root of 45897180 is about 6774.7457516869. The cubic root of 45897180 is about 358.0376249169.
The spelling of 45897180 in words is "forty-five million, eight hundred ninety-seven thousand, one hundred eighty".
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