Base | Representation |
---|---|
bin | 1000101100110… |
… | …00011101000000 |
3 | 12002022120111221 |
4 | 10112120131000 |
5 | 122140214232 |
6 | 11124044424 |
7 | 1544200402 |
oct | 426303500 |
9 | 162276457 |
10 | 72976192 |
11 | 38214103 |
12 | 20533714 |
13 | 121713a3 |
14 | 9998b72 |
15 | 6617897 |
hex | 4598740 |
72976192 has 14 divisors (see below), whose sum is σ = 144812258. Its totient is φ = 36488064.
The previous prime is 72976159. The next prime is 72976193. The reversal of 72976192 is 29167927.
It can be written as a sum of positive squares in only one way, i.e., 72863296 + 112896 = 8536^2 + 336^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72976193) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570063 + ... + 570190.
Almost surely, 272976192 is an apocalyptic number.
It is an amenable number.
72976192 is a deficient number, since it is larger than the sum of its proper divisors (71836066).
72976192 is a wasteful number, since it uses less digits than its factorization.
72976192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1140265 (or 1140255 counting only the distinct ones).
The product of its digits is 95256, while the sum is 43.
The square root of 72976192 is about 8542.6103738846. The cubic root of 72976192 is about 417.8884801283. Note that the first 3 decimals are identical.
The spelling of 72976192 in words is "seventy-two million, nine hundred seventy-six thousand, one hundred ninety-two".
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