Base | Representation |
---|---|
bin | 110100110101010111… |
… | …010010111100011111 |
3 | 12102102121021012111010 |
4 | 310311113102330133 |
5 | 1412140321433312 |
6 | 42021130030303 |
7 | 4045550655156 |
oct | 646527227437 |
9 | 172377235433 |
10 | 56729874207 |
11 | 22071598166 |
12 | abb2878393 |
13 | 5471107806 |
14 | 2a6245259d |
15 | 172060193c |
hex | d355d2f1f |
56729874207 has 16 divisors (see below), whose sum is σ = 79634952320. Its totient is φ = 35823060000.
The previous prime is 56729874197. The next prime is 56729874209. The reversal of 56729874207 is 70247892765.
It is not a de Polignac number, because 56729874207 - 28 = 56729873951 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56729874209) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248457 + ... + 418557.
It is an arithmetic number, because the mean of its divisors is an integer number (4977184520).
Almost surely, 256729874207 is an apocalyptic number.
56729874207 is a gapful number since it is divisible by the number (57) formed by its first and last digit.
56729874207 is a deficient number, since it is larger than the sum of its proper divisors (22905078113).
56729874207 is a wasteful number, since it uses less digits than its factorization.
56729874207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 175974.
The product of its (nonzero) digits is 11854080, while the sum is 57.
The spelling of 56729874207 in words is "fifty-six billion, seven hundred twenty-nine million, eight hundred seventy-four thousand, two hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •