Base | Representation |
---|---|
bin | 1000101100001… |
… | …00100011101011 |
3 | 12002011102201200 |
4 | 10112010203223 |
5 | 122130112244 |
6 | 11122215243 |
7 | 1543410663 |
oct | 426044353 |
9 | 162142650 |
10 | 72894699 |
11 | 38168959 |
12 | 204b4523 |
13 | 12143277 |
14 | 99771a3 |
15 | 65ed669 |
hex | 45848eb |
72894699 has 24 divisors (see below), whose sum is σ = 108600960. Its totient is φ = 47081088.
The previous prime is 72894631. The next prime is 72894721. The reversal of 72894699 is 99649827.
It is not a de Polignac number, because 72894699 - 28 = 72894443 is a prime.
It is not an unprimeable number, because it can be changed into a prime (72893699) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151942 + ... + 152420.
It is an arithmetic number, because the mean of its divisors is an integer number (4525040).
Almost surely, 272894699 is an apocalyptic number.
72894699 is a deficient number, since it is larger than the sum of its proper divisors (35706261).
72894699 is a wasteful number, since it uses less digits than its factorization.
72894699 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 979 (or 976 counting only the distinct ones).
The product of its digits is 1959552, while the sum is 54.
The square root of 72894699 is about 8537.8392465541. The cubic root of 72894699 is about 417.7328692396.
The spelling of 72894699 in words is "seventy-two million, eight hundred ninety-four thousand, six hundred ninety-nine".
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