Base | Representation |
---|---|
bin | 1100010010000… |
… | …00100111000011 |
3 | 21011212012212010 |
4 | 12021000213003 |
5 | 202333300331 |
6 | 14120104003 |
7 | 2360461461 |
oct | 611004703 |
9 | 234765763 |
10 | 103025091 |
11 | 53178304 |
12 | 2a605003 |
13 | 184626c0 |
14 | d97b831 |
15 | 90a0e46 |
hex | 62409c3 |
103025091 has 8 divisors (see below), whose sum is σ = 147933520. Its totient is φ = 63400032.
The previous prime is 103025089. The next prime is 103025093. The reversal of 103025091 is 190520301.
It is an interprime number because it is at equal distance from previous prime (103025089) and next prime (103025093).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 103025091 - 21 = 103025089 is a prime.
It is a super-2 number, since 2×1030250912 = 21228338751116562, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (103025093) 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, 1320796 + ... + 1320873.
It is an arithmetic number, because the mean of its divisors is an integer number (18491690).
Almost surely, 2103025091 is an apocalyptic number.
103025091 is a deficient number, since it is larger than the sum of its proper divisors (44908429).
103025091 is a wasteful number, since it uses less digits than its factorization.
103025091 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2641685.
The product of its (nonzero) digits is 270, while the sum is 21.
The square root of 103025091 is about 10150.1276346655. The cubic root of 103025091 is about 468.7928748694.
Adding to 103025091 its reverse (190520301), we get a palindrome (293545392).
The spelling of 103025091 in words is "one hundred three million, twenty-five thousand, ninety-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •