Base | Representation |
---|---|
bin | 1000101010101… |
… | …00110011100001 |
3 | 12001210111102110 |
4 | 10111110303201 |
5 | 122102332410 |
6 | 11114105533 |
7 | 1541634513 |
oct | 425246341 |
9 | 161714373 |
10 | 72699105 |
11 | 38044a06 |
12 | 2041b2a9 |
13 | 120a522b |
14 | 9925bb3 |
15 | 65b0720 |
hex | 4554ce1 |
72699105 has 16 divisors (see below), whose sum is σ = 117209664. Its totient is φ = 38475840.
The previous prime is 72699079. The next prime is 72699127. The reversal of 72699105 is 50199627.
It is not a de Polignac number, because 72699105 - 26 = 72699041 is a prime.
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, 16534 + ... + 20463.
It is an arithmetic number, because the mean of its divisors is an integer number (7325604).
Almost surely, 272699105 is an apocalyptic number.
It is an amenable number.
72699105 is a deficient number, since it is larger than the sum of its proper divisors (44510559).
72699105 is a wasteful number, since it uses less digits than its factorization.
72699105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37136.
The product of its (nonzero) digits is 34020, while the sum is 39.
The square root of 72699105 is about 8526.3770148874. The cubic root of 72699105 is about 417.3589086633.
The spelling of 72699105 in words is "seventy-two million, six hundred ninety-nine thousand, one hundred five".
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