Base | Representation |
---|---|
bin | 11100001000011011… |
… | …10000110100100010 |
3 | 1102222120011002101010 |
4 | 32010031300310202 |
5 | 221412343232432 |
6 | 10534355521350 |
7 | 1043161152024 |
oct | 160415606442 |
9 | 42876132333 |
10 | 15103102242 |
11 | 6450342288 |
12 | 2b15bb9256 |
13 | 15690078b7 |
14 | a33bc2014 |
15 | 5d5dcd3cc |
hex | 384370d22 |
15103102242 has 32 divisors (see below), whose sum is σ = 32153284800. Its totient is φ = 4715808768.
The previous prime is 15103102219. The next prime is 15103102253. The reversal of 15103102242 is 24220130151.
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, 734143 + ... + 754434.
It is an arithmetic number, because the mean of its divisors is an integer number (1004790150).
Almost surely, 215103102242 is an apocalyptic number.
15103102242 is an abundant number, since it is smaller than the sum of its proper divisors (17050182558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15103102242 is a wasteful number, since it uses less digits than its factorization.
15103102242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1488690.
The product of its (nonzero) digits is 480, while the sum is 21.
Adding to 15103102242 its reverse (24220130151), we get a palindrome (39323232393).
The spelling of 15103102242 in words is "fifteen billion, one hundred three million, one hundred two thousand, two hundred forty-two".
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