Base | Representation |
---|---|
bin | 1001011001001010… |
… | …11011111001111110 |
3 | 111000110020211212220 |
4 | 10230211123321332 |
5 | 40312000302210 |
6 | 2152224310210 |
7 | 235653416010 |
oct | 45445337176 |
9 | 14013224786 |
10 | 5042978430 |
11 | 21586a2376 |
12 | b88a72366 |
13 | 624a29009 |
14 | 35ba8c1b0 |
15 | 1e7ae5c70 |
hex | 12c95be7e |
5042978430 has 128 divisors (see below), whose sum is σ = 14832046080. Its totient is φ = 1071083520.
The previous prime is 5042978417. The next prime is 5042978441. The reversal of 5042978430 is 348792405.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 273090 + ... + 290970.
It is an arithmetic number, because the mean of its divisors is an integer number (115875360).
Almost surely, 25042978430 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 5042978430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7416023040).
5042978430 is an abundant number, since it is smaller than the sum of its proper divisors (9789067650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5042978430 is a wasteful number, since it uses less digits than its factorization.
5042978430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17994.
The product of its (nonzero) digits is 241920, while the sum is 42.
The square root of 5042978430 is about 71013.9312388773. The cubic root of 5042978430 is about 1714.8614473261.
The spelling of 5042978430 in words is "five billion, forty-two million, nine hundred seventy-eight thousand, four hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •