Base | Representation |
---|---|
bin | 1000101011000… |
… | …11100010011010 |
3 | 12001220120012110 |
4 | 10111203202122 |
5 | 122111300300 |
6 | 11115253150 |
7 | 1542305451 |
oct | 425434232 |
9 | 161816173 |
10 | 72759450 |
11 | 38086285 |
12 | 2044a1b6 |
13 | 120c683a |
14 | 993db98 |
15 | 65c3550 |
hex | 456389a |
72759450 has 24 divisors (see below), whose sum is σ = 180443808. Its totient is φ = 19402480.
The previous prime is 72759437. The next prime is 72759499. The reversal of 72759450 is 5495727.
It is a junction number, because it is equal to n+sod(n) for n = 72759399 and 72759408.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 242382 + ... + 242681.
It is an arithmetic number, because the mean of its divisors is an integer number (7518492).
Almost surely, 272759450 is an apocalyptic number.
72759450 is an abundant number, since it is smaller than the sum of its proper divisors (107684358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72759450 is a wasteful number, since it uses less digits than its factorization.
72759450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 485078 (or 485073 counting only the distinct ones).
The product of its (nonzero) digits is 88200, while the sum is 39.
The square root of 72759450 is about 8529.9150054382. The cubic root of 72759450 is about 417.4743551007.
The spelling of 72759450 in words is "seventy-two million, seven hundred fifty-nine thousand, four hundred fifty".
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