Base | Representation |
---|---|
bin | 1100010001001… |
… | …11000001001100 |
3 | 21011122220001210 |
4 | 12020213001030 |
5 | 202321422033 |
6 | 14113534420 |
7 | 2356544043 |
oct | 610470114 |
9 | 234586053 |
10 | 102920268 |
11 | 53106580 |
12 | 2a574410 |
13 | 18426a89 |
14 | d95155a |
15 | 907ed63 |
hex | 622704c |
102920268 has 24 divisors (see below), whose sum is σ = 261979200. Its totient is φ = 31187920.
The previous prime is 102920243. The next prime is 102920269. The reversal of 102920268 is 862029201.
It is not an unprimeable number, because it can be changed into a prime (102920269) 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, 389718 + ... + 389981.
It is an arithmetic number, because the mean of its divisors is an integer number (10915800).
Almost surely, 2102920268 is an apocalyptic number.
It is an amenable number.
102920268 is an abundant number, since it is smaller than the sum of its proper divisors (159058932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102920268 is a wasteful number, since it uses less digits than its factorization.
102920268 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 779717 (or 779715 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 102920268 is about 10144.9626909122. The cubic root of 102920268 is about 468.6338296296.
Adding to 102920268 its reverse (862029201), we get a palindrome (964949469).
The spelling of 102920268 in words is "one hundred two million, nine hundred twenty thousand, two hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •