Base | Representation |
---|---|
bin | 1000101100001… |
… | …01101110010100 |
3 | 12002011200021121 |
4 | 10112011232110 |
5 | 122130240401 |
6 | 11122253324 |
7 | 1543430626 |
oct | 426055624 |
9 | 162150247 |
10 | 72899476 |
11 | 38171501 |
12 | 204b7244 |
13 | 121454b0 |
14 | 9978c16 |
15 | 65eeca1 |
hex | 4585b94 |
72899476 has 48 divisors (see below), whose sum is σ = 145410048. Its totient is φ = 31737600.
The previous prime is 72899467. The next prime is 72899483. The reversal of 72899476 is 67499827.
It is a Harshad number since it is a multiple of its sum of digits (52).
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, 65541 + ... + 66643.
It is an arithmetic number, because the mean of its divisors is an integer number (3029376).
Almost surely, 272899476 is an apocalyptic number.
It is an amenable number.
72899476 is a deficient number, since it is larger than the sum of its proper divisors (72510572).
72899476 is a wasteful number, since it uses less digits than its factorization.
72899476 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1192 (or 1190 counting only the distinct ones).
The product of its digits is 1524096, while the sum is 52.
The square root of 72899476 is about 8538.1189965940. The cubic root of 72899476 is about 417.7419941205.
The spelling of 72899476 in words is "seventy-two million, eight hundred ninety-nine thousand, four hundred seventy-six".
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