Base | Representation |
---|---|
bin | 100000001100101111… |
… | …1000000100010110100 |
3 | 20121110222100100222222 |
4 | 1000121133000202310 |
5 | 2113103120121303 |
6 | 51433220541512 |
7 | 4665346051433 |
oct | 1003137004264 |
9 | 217428310888 |
10 | 69147035828 |
11 | 27363776502 |
12 | 11499251898 |
13 | 669c80c120 |
14 | 34bd62111a |
15 | 1bea7c5938 |
hex | 10197c08b4 |
69147035828 has 24 divisors (see below), whose sum is σ = 130329776640. Its totient is φ = 31910536800.
The previous prime is 69147035827. The next prime is 69147035851. The reversal of 69147035828 is 82853074196.
It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 69147035828.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69147035827) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 444053 + ... + 579203.
It is an arithmetic number, because the mean of its divisors is an integer number (5430407360).
It is a 2-persistent number, because it is pandigital, and so is 2⋅69147035828 = 138294071656, but 3⋅69147035828 = 207441107484 is not.
Almost surely, 269147035828 is an apocalyptic number.
It is an amenable number.
69147035828 is a deficient number, since it is larger than the sum of its proper divisors (61182740812).
69147035828 is a wasteful number, since it uses less digits than its factorization.
69147035828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145007 (or 145005 counting only the distinct ones).
The product of its (nonzero) digits is 2903040, while the sum is 53.
The spelling of 69147035828 in words is "sixty-nine billion, one hundred forty-seven million, thirty-five thousand, eight hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •