Base | Representation |
---|---|
bin | 1000101001111… |
… | …10000000110110 |
3 | 12001121202100212 |
4 | 10110332000312 |
5 | 122041341000 |
6 | 11112105422 |
7 | 1541065400 |
oct | 424760066 |
9 | 161552325 |
10 | 72605750 |
11 | 37a90858 |
12 | 20395272 |
13 | 120718a9 |
14 | 98ddb70 |
15 | 6592c35 |
hex | 453e036 |
72605750 has 48 divisors (see below), whose sum is σ = 158135328. Its totient is φ = 24889200.
The previous prime is 72605737. The next prime is 72605791. The reversal of 72605750 is 5750627.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9287 + ... + 15213.
It is an arithmetic number, because the mean of its divisors is an integer number (3294486).
Almost surely, 272605750 is an apocalyptic number.
72605750 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
72605750 is an abundant number, since it is smaller than the sum of its proper divisors (85529578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72605750 is a wasteful number, since it uses less digits than its factorization.
72605750 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5958 (or 5941 counting only the distinct ones).
The product of its (nonzero) digits is 14700, while the sum is 32.
The square root of 72605750 is about 8520.9007739792. The cubic root of 72605750 is about 417.1801846361.
The spelling of 72605750 in words is "seventy-two million, six hundred five thousand, seven hundred fifty".
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