Base | Representation |
---|---|
bin | 1010110111010… |
… | …1011010111000 |
3 | 10011202011220102 |
4 | 2231311122320 |
5 | 43131212340 |
6 | 4304414532 |
7 | 1062223220 |
oct | 255653270 |
9 | 104664812 |
10 | 45569720 |
11 | 237a5229 |
12 | 13317448 |
13 | 9596a41 |
14 | 60a3080 |
15 | 4002215 |
hex | 2b756b8 |
45569720 has 32 divisors (see below), whose sum is σ = 117180000. Its totient is φ = 15623808.
The previous prime is 45569687. The next prime is 45569753. The reversal of 45569720 is 2796554.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (45569687) and next prime (45569753).
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, 81095 + ... + 81654.
It is an arithmetic number, because the mean of its divisors is an integer number (3661875).
Almost surely, 245569720 is an apocalyptic number.
45569720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
45569720 is an abundant number, since it is smaller than the sum of its proper divisors (71610280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45569720 is a wasteful number, since it uses less digits than its factorization.
45569720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 162767 (or 162763 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 38.
The square root of 45569720 is about 6750.5347936293. The cubic root of 45569720 is about 357.1841015986.
The spelling of 45569720 in words is "forty-five million, five hundred sixty-nine thousand, seven hundred twenty".
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