Base | Representation |
---|---|
bin | 1101101001001… |
… | …1111101001010 |
3 | 10222200112121102 |
4 | 3122103331022 |
5 | 104122313010 |
6 | 5402341402 |
7 | 1263303530 |
oct | 332237512 |
9 | 128615542 |
10 | 57229130 |
11 | 2a339102 |
12 | 171ba862 |
13 | bb199ba |
14 | 785a150 |
15 | 5056ba5 |
hex | 3693f4a |
57229130 has 32 divisors (see below), whose sum is σ = 120472704. Its totient is φ = 19164096.
The previous prime is 57229111. The next prime is 57229141. The reversal of 57229130 is 3192275.
57229130 = T460 + T461 + ... + T760.
It is a junction number, because it is equal to n+sod(n) for n = 57229093 and 57229102.
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, 6497 + ... + 12516.
It is an arithmetic number, because the mean of its divisors is an integer number (3764772).
Almost surely, 257229130 is an apocalyptic number.
57229130 is an abundant number, since it is smaller than the sum of its proper divisors (63243574).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57229130 is a wasteful number, since it uses less digits than its factorization.
57229130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19070.
The product of its (nonzero) digits is 3780, while the sum is 29.
The square root of 57229130 is about 7564.9937210813. The cubic root of 57229130 is about 385.3651003359.
The spelling of 57229130 in words is "fifty-seven million, two hundred twenty-nine thousand, one hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •