Base | Representation |
---|---|
bin | 1000101010001… |
… | …00010000110100 |
3 | 12001200001110221 |
4 | 10111010100310 |
5 | 122043200343 |
6 | 11112424124 |
7 | 1541233126 |
oct | 425042064 |
9 | 161601427 |
10 | 72631348 |
11 | 37aa9009 |
12 | 203a8044 |
13 | 1208043a |
14 | 9909216 |
15 | 659a5ed |
hex | 4544434 |
72631348 has 6 divisors (see below), whose sum is σ = 127104866. Its totient is φ = 36315672.
The previous prime is 72631331. The next prime is 72631373. The reversal of 72631348 is 84313627.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 46539684 + 26091664 = 6822^2 + 5108^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9078915 + ... + 9078922.
Almost surely, 272631348 is an apocalyptic number.
It is an amenable number.
72631348 is a deficient number, since it is larger than the sum of its proper divisors (54473518).
72631348 is a wasteful number, since it uses less digits than its factorization.
72631348 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18157841 (or 18157839 counting only the distinct ones).
The product of its digits is 24192, while the sum is 34.
The square root of 72631348 is about 8522.4027128504. The cubic root of 72631348 is about 417.2292061145.
The spelling of 72631348 in words is "seventy-two million, six hundred thirty-one thousand, three hundred forty-eight".
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