Base | Representation |
---|---|
bin | 100001111100100111… |
… | …1100011001111000100 |
3 | 20222011121020120111011 |
4 | 1003321033203033010 |
5 | 2143300134030004 |
6 | 53253523052004 |
7 | 5160361645564 |
oct | 1037117431704 |
9 | 228147216434 |
10 | 72901080004 |
11 | 28a0a839455 |
12 | 12166511004 |
13 | 6b4a4a5b3c |
14 | 375802cda4 |
15 | 1d6a165004 |
hex | 10f93e33c4 |
72901080004 has 27 divisors (see below), whose sum is σ = 128710424367. Its totient is φ = 36129507624.
The previous prime is 72901080001. The next prime is 72901080011. The reversal of 72901080004 is 40008010927.
The square root of 72901080004 is 270002.
It is a perfect power (a square), and thus also a powerful number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (72901080001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 68579977 + ... + 68581039.
Almost surely, 272901080004 is an apocalyptic number.
72901080004 is the 270002-nd square number.
It is an amenable number.
72901080004 is a deficient number, since it is larger than the sum of its proper divisors (55809344363).
72901080004 is an equidigital number, since it uses as much as digits as its factorization.
72901080004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2384 (or 1192 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 31.
The spelling of 72901080004 in words is "seventy-two billion, nine hundred one million, eighty thousand, four".
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