Base | Representation |
---|---|
bin | 1010001111111… |
… | …0010010101100 |
3 | 2222212211210222 |
4 | 2203332102230 |
5 | 42001001440 |
6 | 4133150512 |
7 | 1031235410 |
oct | 243762254 |
9 | 88784728 |
10 | 42984620 |
11 | 22299a88 |
12 | 1248b438 |
13 | 8ba01b3 |
14 | 59ccd40 |
15 | 3b912b5 |
hex | 28fe4ac |
42984620 has 24 divisors (see below), whose sum is σ = 103163424. Its totient is φ = 14737536.
The previous prime is 42984581. The next prime is 42984647. The reversal of 42984620 is 2648924.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153377 + ... + 153656.
It is an arithmetic number, because the mean of its divisors is an integer number (4298476).
Almost surely, 242984620 is an apocalyptic number.
It is an amenable number.
42984620 is an abundant number, since it is smaller than the sum of its proper divisors (60178804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42984620 is a wasteful number, since it uses less digits than its factorization.
42984620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 307049 (or 307047 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 35.
The square root of 42984620 is about 6556.2657054149. The cubic root of 42984620 is about 350.2980318623.
The spelling of 42984620 in words is "forty-two million, nine hundred eighty-four thousand, six hundred twenty".
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