Base | Representation |
---|---|
bin | 10011000111111101000101… |
… | …11001111011100110001100 |
3 | 12111220101200101101220121000 |
4 | 21203332202321323212030 |
5 | 21003011121004443234 |
6 | 225235404500540300 |
7 | 11600233050662205 |
oct | 1143764271734614 |
9 | 174811611356530 |
10 | 42054757890444 |
11 | 12444360511472 |
12 | 48725b13b1690 |
13 | 1a6099251b330 |
14 | a556655365ac |
15 | 4cde1a11e899 |
hex | 263fa2e7b98c |
42054757890444 has 96 divisors (see below), whose sum is σ = 118032596398080. Its totient is φ = 12872177121600.
The previous prime is 42054757890433. The next prime is 42054757890461. The reversal of 42054757890444 is 44409875745024.
42054757890444 is a `hidden beast` number, since 4 + 2 + 0 + 5 + 475 + 78 + 90 + 4 + 4 + 4 = 666.
It is a super-2 number, since 2×420547578904442 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78144222 + ... + 78680549.
It is an arithmetic number, because the mean of its divisors is an integer number (1229506212480).
Almost surely, 242054757890444 is an apocalyptic number.
It is an amenable number.
42054757890444 is an abundant number, since it is smaller than the sum of its proper divisors (75977838507636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42054757890444 is a wasteful number, since it uses less digits than its factorization.
42054757890444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156824988 (or 156824980 counting only the distinct ones).
The product of its (nonzero) digits is 180633600, while the sum is 63.
The spelling of 42054757890444 in words is "forty-two trillion, fifty-four billion, seven hundred fifty-seven million, eight hundred ninety thousand, four hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •