Base | Representation |
---|---|
bin | 101011000100000… |
… | …100001100100100 |
3 | 1212100111002112200 |
4 | 223010010030210 |
5 | 2434424023202 |
6 | 155405214500 |
7 | 23622013221 |
oct | 5304041444 |
9 | 1770432480 |
10 | 722486052 |
11 | 340908512 |
12 | 181b61430 |
13 | b68b3252 |
14 | 6bd4c948 |
15 | 43664e1c |
hex | 2b104324 |
722486052 has 36 divisors (see below), whose sum is σ = 1827565740. Its totient is φ = 240659712.
The previous prime is 722486041. The next prime is 722486071. The reversal of 722486052 is 250684227.
722486052 is a `hidden beast` number, since 7 + 2 + 2 + 48 + 605 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 630210816 + 92275236 = 25104^2 + 9606^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 722485998 and 722486016.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51688 + ... + 64160.
It is an arithmetic number, because the mean of its divisors is an integer number (50765715).
Almost surely, 2722486052 is an apocalyptic number.
It is an amenable number.
722486052 is an abundant number, since it is smaller than the sum of its proper divisors (1105079688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
722486052 is a wasteful number, since it uses less digits than its factorization.
722486052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14092 (or 14087 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 36.
The square root of 722486052 is about 26879.1006545978. The cubic root of 722486052 is about 897.3113388516.
The spelling of 722486052 in words is "seven hundred twenty-two million, four hundred eighty-six thousand, fifty-two".
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