Base | Representation |
---|---|
bin | 100110111010001… |
… | …000011001110100 |
3 | 1200111022022012001 |
4 | 212322020121310 |
5 | 2314102213410 |
6 | 144435105044 |
7 | 22114323136 |
oct | 4672103164 |
9 | 1614268161 |
10 | 652772980 |
11 | 305523002 |
12 | 162742184 |
13 | a5315202 |
14 | 629a3056 |
15 | 3c49433a |
hex | 26e88674 |
652772980 has 12 divisors (see below), whose sum is σ = 1370823300. Its totient is φ = 261109184.
The previous prime is 652772951. The next prime is 652772993. The reversal of 652772980 is 89277256.
It can be written as a sum of positive squares in 2 ways, for example, as 110628324 + 542144656 = 10518^2 + 23284^2 .
It is a super-2 number, since 2×6527729802 = 852225126836160800, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 652772980.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16319305 + ... + 16319344.
It is an arithmetic number, because the mean of its divisors is an integer number (114235275).
Almost surely, 2652772980 is an apocalyptic number.
It is an amenable number.
652772980 is an abundant number, since it is smaller than the sum of its proper divisors (718050320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
652772980 is a wasteful number, since it uses less digits than its factorization.
652772980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32638658 (or 32638656 counting only the distinct ones).
The product of its (nonzero) digits is 423360, while the sum is 46.
The square root of 652772980 is about 25549.4223026666. The cubic root of 652772980 is about 867.4691853173.
It can be divided in two parts, 6527 and 72980, that added together give a cube (79507 = 433).
The spelling of 652772980 in words is "six hundred fifty-two million, seven hundred seventy-two thousand, nine hundred eighty".
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