Base | Representation |
---|---|
bin | 100110111000111… |
… | …101001011111010 |
3 | 1200110201122120022 |
4 | 212320331023322 |
5 | 2314012334030 |
6 | 144424330442 |
7 | 22111601000 |
oct | 4670751372 |
9 | 1613648508 |
10 | 652464890 |
11 | 305332590 |
12 | 162613a22 |
13 | a5237bcc |
14 | 62922a70 |
15 | 3c432de5 |
hex | 26e3d2fa |
652464890 has 64 divisors (see below), whose sum is σ = 1494201600. Its totient is φ = 203353920.
The previous prime is 652464889. The next prime is 652464931. The reversal of 652464890 is 98464256.
It is a super-3 number, since 3×6524648903 (a number of 27 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29084 + ... + 46376.
It is an arithmetic number, because the mean of its divisors is an integer number (23346900).
Almost surely, 2652464890 is an apocalyptic number.
652464890 is an abundant number, since it is smaller than the sum of its proper divisors (841736710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
652464890 is a wasteful number, since it uses less digits than its factorization.
652464890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17332 (or 17318 counting only the distinct ones).
The product of its (nonzero) digits is 414720, while the sum is 44.
The square root of 652464890 is about 25543.3922962476. The cubic root of 652464890 is about 867.3326903711.
The spelling of 652464890 in words is "six hundred fifty-two million, four hundred sixty-four thousand, eight hundred ninety".
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