Base | Representation |
---|---|
bin | 1010101010000101… |
… | …00111110011010100 |
3 | 112202202102101111110 |
4 | 11111002213303110 |
5 | 43204224433342 |
6 | 2343432135020 |
7 | 261534541335 |
oct | 52502476324 |
9 | 15682371443 |
10 | 5721717972 |
11 | 2476840443 |
12 | 1138237470 |
13 | 702533349 |
14 | 3c3c9028c |
15 | 2374b8c9c |
hex | 1550a7cd4 |
5721717972 has 48 divisors (see below), whose sum is σ = 13498755200. Its totient is φ = 1886198400.
The previous prime is 5721717971. The next prime is 5721717983. The reversal of 5721717972 is 2797171275.
It is a super-2 number, since 2×57217179722 = 65476113102215585568, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5721717971) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 408054 + ... + 421842.
Almost surely, 25721717972 is an apocalyptic number.
It is an amenable number.
5721717972 is an abundant number, since it is smaller than the sum of its proper divisors (7777037228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5721717972 is a wasteful number, since it uses less digits than its factorization.
5721717972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14176 (or 14174 counting only the distinct ones).
The product of its digits is 432180, while the sum is 48.
The square root of 5721717972 is about 75642.0383913601. The cubic root of 5721717972 is about 1788.5818352272.
The spelling of 5721717972 in words is "five billion, seven hundred twenty-one million, seven hundred seventeen thousand, nine hundred seventy-two".
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