Base | Representation |
---|---|
bin | 100001101001111111… |
… | …1001010100101101100 |
3 | 20220120001002121222220 |
4 | 1003103333022211230 |
5 | 2141010130342011 |
6 | 53111514035340 |
7 | 5136032046042 |
oct | 1032377124554 |
9 | 226501077886 |
10 | 72276027756 |
11 | 28719a2a449 |
12 | 12011118b50 |
13 | 6a7ab4833a |
14 | 36d9004392 |
15 | 1d30349506 |
hex | 10d3fca96c |
72276027756 has 24 divisors (see below), whose sum is σ = 170954259504. Its totient is φ = 23761981440.
The previous prime is 72276027749. The next prime is 72276027767. The reversal of 72276027756 is 65772067227.
It is a junction number, because it is equal to n+sod(n) for n = 72276027699 and 72276027708.
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, 41252565 + ... + 41254316.
It is an arithmetic number, because the mean of its divisors is an integer number (7123094146).
Almost surely, 272276027756 is an apocalyptic number.
It is an amenable number.
72276027756 is an abundant number, since it is smaller than the sum of its proper divisors (98678231748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72276027756 is a wasteful number, since it uses less digits than its factorization.
72276027756 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82506961 (or 82506959 counting only the distinct ones).
The product of its (nonzero) digits is 3457440, while the sum is 51.
The spelling of 72276027756 in words is "seventy-two billion, two hundred seventy-six million, twenty-seven thousand, seven hundred fifty-six".
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