Base | Representation |
---|---|
bin | 11101001100001… |
… | …101100010101100 |
3 | 1021010112101121120 |
4 | 131030031202230 |
5 | 2000333143320 |
6 | 120332500540 |
7 | 15064503516 |
oct | 3514154254 |
9 | 1233471546 |
10 | 489740460 |
11 | 23149a290 |
12 | 11801a750 |
13 | 7a602371 |
14 | 49084bb6 |
15 | 2cedd440 |
hex | 1d30d8ac |
489740460 has 48 divisors (see below), whose sum is σ = 1495936512. Its totient is φ = 118724800.
The previous prime is 489740431. The next prime is 489740477. The reversal of 489740460 is 64047984.
It is a super-2 number, since 2×4897404602 = 479691436322023200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 370356 + ... + 371675.
It is an arithmetic number, because the mean of its divisors is an integer number (31165344).
Almost surely, 2489740460 is an apocalyptic number.
It is an amenable number.
489740460 is an abundant number, since it is smaller than the sum of its proper divisors (1006196052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489740460 is a wasteful number, since it uses less digits than its factorization.
489740460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 742054 (or 742052 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 42.
The square root of 489740460 is about 22130.0804336541. The cubic root of 489740460 is about 788.2342982157.
The spelling of 489740460 in words is "four hundred eighty-nine million, seven hundred forty thousand, four hundred sixty".
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