Base | Representation |
---|---|
bin | 11001000101000… |
… | …100001001000010 |
3 | 1002022201201120200 |
4 | 121011010021002 |
5 | 1330203224312 |
6 | 105430150030 |
7 | 13266245643 |
oct | 3105041102 |
9 | 1068651520 |
10 | 420758082 |
11 | 1a6563858 |
12 | b8ab2316 |
13 | 6922baa4 |
14 | 3dc496ca |
15 | 26e140dc |
hex | 19144242 |
420758082 has 24 divisors (see below), whose sum is σ = 912107196. Its totient is φ = 140181216.
The previous prime is 420758069. The next prime is 420758083. The reversal of 420758082 is 280857024.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 420209001 + 549081 = 20499^2 + 741^2 .
It is not an unprimeable number, because it can be changed into a prime (420758083) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39868 + ... + 49304.
Almost surely, 2420758082 is an apocalyptic number.
420758082 is an abundant number, since it is smaller than the sum of its proper divisors (491349114).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420758082 is a wasteful number, since it uses less digits than its factorization.
420758082 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11922 (or 11919 counting only the distinct ones).
The product of its (nonzero) digits is 35840, while the sum is 36.
The square root of 420758082 is about 20512.3885006110. The cubic root of 420758082 is about 749.3375376972.
The spelling of 420758082 in words is "four hundred twenty million, seven hundred fifty-eight thousand, eighty-two".
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