Base | Representation |
---|---|
bin | 1000101100110… |
… | …00000101100100 |
3 | 12002022111110101 |
4 | 10112120011210 |
5 | 122140142232 |
6 | 11124033444 |
7 | 1544163130 |
oct | 426300544 |
9 | 162274411 |
10 | 72974692 |
11 | 38212a6a |
12 | 20532884 |
13 | 121707bb |
14 | 99983c0 |
15 | 66171e7 |
hex | 4598164 |
72974692 has 24 divisors (see below), whose sum is σ = 146280960. Its totient is φ = 31203840.
The previous prime is 72974689. The next prime is 72974731. The reversal of 72974692 is 29647927.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10692 + ... + 16132.
It is an arithmetic number, because the mean of its divisors is an integer number (6095040).
Almost surely, 272974692 is an apocalyptic number.
It is an amenable number.
72974692 is an abundant number, since it is smaller than the sum of its proper divisors (73306268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72974692 is a wasteful number, since it uses less digits than its factorization.
72974692 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5931 (or 5929 counting only the distinct ones).
The product of its digits is 381024, while the sum is 46.
The square root of 72974692 is about 8542.5225782552. The cubic root of 72974692 is about 417.8856169250.
The spelling of 72974692 in words is "seventy-two million, nine hundred seventy-four thousand, six hundred ninety-two".
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