Base | Representation |
---|---|
bin | 11011001001100… |
… | …111000100001110 |
3 | 1011202010000012210 |
4 | 123021213010032 |
5 | 1413102113032 |
6 | 113111011250 |
7 | 14200502262 |
oct | 3311470416 |
9 | 1152100183 |
10 | 455504142 |
11 | 214136005 |
12 | 108669b26 |
13 | 734a60a2 |
14 | 446d20a2 |
15 | 29ec92cc |
hex | 1b26710e |
455504142 has 32 divisors (see below), whose sum is σ = 949745664. Its totient is φ = 145476000.
The previous prime is 455504099. The next prime is 455504201. The reversal of 455504142 is 241405554.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
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, 6663 + ... + 30909.
It is an arithmetic number, because the mean of its divisors is an integer number (29679552).
Almost surely, 2455504142 is an apocalyptic number.
455504142 is an abundant number, since it is smaller than the sum of its proper divisors (494241522).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
455504142 is a wasteful number, since it uses less digits than its factorization.
455504142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24384.
The product of its (nonzero) digits is 16000, while the sum is 30.
The square root of 455504142 is about 21342.5430068678. The cubic root of 455504142 is about 769.4211323671.
Adding to 455504142 its reverse (241405554), we get a palindrome (696909696).
The spelling of 455504142 in words is "four hundred fifty-five million, five hundred four thousand, one hundred forty-two".
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