Base | Representation |
---|---|
bin | 1000101010011… |
… | …11000110100100 |
3 | 12001202022101101 |
4 | 10111033012210 |
5 | 122101110443 |
6 | 11113405444 |
7 | 1541506435 |
oct | 425170644 |
9 | 161668341 |
10 | 72675748 |
11 | 38029402 |
12 | 20409884 |
13 | 12097702 |
14 | 991b48c |
15 | 65a884d |
hex | 454f1a4 |
72675748 has 12 divisors (see below), whose sum is σ = 134664012. Its totient is φ = 34200320.
The previous prime is 72675727. The next prime is 72675751. The reversal of 72675748 is 84757627.
It can be written as a sum of positive squares in 2 ways, for example, as 34012224 + 38663524 = 5832^2 + 6218^2 .
It is a junction number, because it is equal to n+sod(n) for n = 72675698 and 72675707.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 534313 + ... + 534448.
It is an arithmetic number, because the mean of its divisors is an integer number (11222001).
Almost surely, 272675748 is an apocalyptic number.
It is an amenable number.
72675748 is a deficient number, since it is larger than the sum of its proper divisors (61988264).
72675748 is a wasteful number, since it uses less digits than its factorization.
72675748 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1068782 (or 1068780 counting only the distinct ones).
The product of its digits is 658560, while the sum is 46.
The square root of 72675748 is about 8525.0072140732. The cubic root of 72675748 is about 417.3142070759.
The spelling of 72675748 in words is "seventy-two million, six hundred seventy-five thousand, seven hundred forty-eight".
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