Base | Representation |
---|---|
bin | 11001000011110… |
… | …001100111111000 |
3 | 1002022002112221101 |
4 | 121003301213320 |
5 | 1330111420323 |
6 | 105415021144 |
7 | 13263340354 |
oct | 3103614770 |
9 | 1068075841 |
10 | 420420088 |
11 | 1a6352920 |
12 | b896a7b4 |
13 | 69140caa |
14 | 3db9c464 |
15 | 26d98dad |
hex | 190f19f8 |
420420088 has 16 divisors (see below), whose sum is σ = 859950360. Its totient is φ = 191100000.
The previous prime is 420420083. The next prime is 420420097. The reversal of 420420088 is 880024024.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420420083) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2388663 + ... + 2388838.
Almost surely, 2420420088 is an apocalyptic number.
It is an amenable number.
420420088 is an abundant number, since it is smaller than the sum of its proper divisors (439530272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420420088 is a wasteful number, since it uses less digits than its factorization.
420420088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4777518 (or 4777514 counting only the distinct ones).
The product of its (nonzero) digits is 4096, while the sum is 28.
The square root of 420420088 is about 20504.1480681349. The cubic root of 420420088 is about 749.1368369063.
The spelling of 420420088 in words is "four hundred twenty million, four hundred twenty thousand, eighty-eight".
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