Base | Representation |
---|---|
bin | 10000100001011000010101… |
… | …110010101101010110110000 |
3 | 100112021110221002021120002021 |
4 | 100201120111302231112300 |
5 | 34011001022304000430 |
6 | 414312425312401224 |
7 | 21206462343011500 |
oct | 2041302562552660 |
9 | 315243832246067 |
10 | 72662622328240 |
11 | 21175054aa258a |
12 | 8196605246214 |
13 | 3171095a15769 |
14 | 13d2c65423a00 |
15 | 8601c53d507a |
hex | 421615cad5b0 |
72662622328240 has 240 divisors, whose sum is σ = 203832559577664. Its totient is φ = 23999576832000.
The previous prime is 72662622328223. The next prime is 72662622328253. The reversal of 72662622328240 is 4282322626627.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12168925 + ... + 17129155.
Almost surely, 272662622328240 is an apocalyptic number.
72662622328240 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 72662622328240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101916279788832).
72662622328240 is an abundant number, since it is smaller than the sum of its proper divisors (131169937249424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72662622328240 is a wasteful number, since it uses less digits than its factorization.
72662622328240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4960396 (or 4960383 counting only the distinct ones).
The product of its (nonzero) digits is 9289728, while the sum is 52.
The spelling of 72662622328240 in words is "seventy-two trillion, six hundred sixty-two billion, six hundred twenty-two million, three hundred twenty-eight thousand, two hundred forty".
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