Base | Representation |
---|---|
bin | 100111101100010110… |
… | …100011001101000000 |
3 | 11002000021010100201000 |
4 | 213230112203031000 |
5 | 1144241212240000 |
6 | 31325051212000 |
7 | 3036110235246 |
oct | 475426431500 |
9 | 132007110630 |
10 | 42620040000 |
11 | 170909a095a |
12 | 8315447000 |
13 | 4032b20ba5 |
14 | 20c4548796 |
15 | 1196a25000 |
hex | 9ec5a3340 |
42620040000 has 1120 divisors, whose sum is σ = 172664729600. Its totient is φ = 10264320000.
The previous prime is 42620039977. The next prime is 42620040007. The reversal of 42620040000 is 4002624.
42620040000 is a `hidden beast` number, since 4 + 2 + 620 + 0 + 40 + 0 + 0 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42620040007) by changing a digit.
It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 636119967 + ... + 636120033.
Almost surely, 242620040000 is an apocalyptic number.
42620040000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42620040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86332364800).
42620040000 is an abundant number, since it is smaller than the sum of its proper divisors (130044689600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42620040000 is a wasteful number, since it uses less digits than its factorization.
42620040000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 158 (or 127 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
Adding to 42620040000 its reverse (4002624), we get a palindrome (42624042624).
The spelling of 42620040000 in words is "forty-two billion, six hundred twenty million, forty thousand".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.234 sec. • engine limits •