Base | Representation |
---|---|
bin | 11001011111101… |
… | …001010010100000 |
3 | 1002210211201202010 |
4 | 121133221102200 |
5 | 1333444212414 |
6 | 110235352520 |
7 | 13412416350 |
oct | 3137512240 |
9 | 1083751663 |
10 | 427725984 |
11 | 1aa492954 |
12 | bb2b2740 |
13 | 6a7cb4ca |
14 | 40b40b60 |
15 | 2783d959 |
hex | 197e94a0 |
427725984 has 96 divisors (see below), whose sum is σ = 1358695296. Its totient is φ = 115015680.
The previous prime is 427725983. The next prime is 427725989. The reversal of 427725984 is 489527724.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (48).
It is not an unprimeable number, because it can be changed into a prime (427725983) 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, 7297 + ... + 30144.
It is an arithmetic number, because the mean of its divisors is an integer number (14153076).
Almost surely, 2427725984 is an apocalyptic number.
It is an amenable number.
427725984 is an abundant number, since it is smaller than the sum of its proper divisors (930969312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
427725984 is a wasteful number, since it uses less digits than its factorization.
427725984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37478 (or 37470 counting only the distinct ones).
The product of its digits is 1128960, while the sum is 48.
The square root of 427725984 is about 20681.5372736168. The cubic root of 427725984 is about 753.4513430568.
The spelling of 427725984 in words is "four hundred twenty-seven million, seven hundred twenty-five thousand, nine hundred eighty-four".
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