Base | Representation |
---|---|
bin | 1000101010101… |
… | …01000110111010 |
3 | 12001210120010102 |
4 | 10111111012322 |
5 | 122102402341 |
6 | 11114115402 |
7 | 1541641235 |
oct | 425250672 |
9 | 161716112 |
10 | 72700346 |
11 | 38045934 |
12 | 2041bb62 |
13 | 120a5974 |
14 | 992641c |
15 | 65b0c9b |
hex | 45551ba |
72700346 has 12 divisors (see below), whose sum is σ = 115093242. Its totient is φ = 34436664.
The previous prime is 72700343. The next prime is 72700367. The reversal of 72700346 is 64300727.
It can be written as a sum of positive squares in only one way, i.e., 67059721 + 5640625 = 8189^2 + 2375^2 .
It is not an unprimeable number, because it can be changed into a prime (72700343) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49625 + ... + 51068.
Almost surely, 272700346 is an apocalyptic number.
72700346 is a deficient number, since it is larger than the sum of its proper divisors (42392896).
72700346 is a wasteful number, since it uses less digits than its factorization.
72700346 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100733 (or 100714 counting only the distinct ones).
The product of its (nonzero) digits is 7056, while the sum is 29.
The square root of 72700346 is about 8526.4497887456. The cubic root of 72700346 is about 417.3612834723.
The spelling of 72700346 in words is "seventy-two million, seven hundred thousand, three hundred forty-six".
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