Base | Representation |
---|---|
bin | 1111100010111… |
… | …00011101001110 |
3 | 100002101010002101 |
4 | 13301130131032 |
5 | 231340332001 |
6 | 20534545314 |
7 | 3142254061 |
oct | 761343516 |
9 | 302333071 |
10 | 130402126 |
11 | 67677058 |
12 | 3780823a |
13 | 2102982a |
14 | 134668d8 |
15 | b6aca01 |
hex | 7c5c74e |
130402126 has 4 divisors (see below), whose sum is σ = 195603192. Its totient is φ = 65201062.
The previous prime is 130402109. The next prime is 130402127. The reversal of 130402126 is 621204031.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130402127) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32600530 + ... + 32600533.
It is an arithmetic number, because the mean of its divisors is an integer number (48900798).
Almost surely, 2130402126 is an apocalyptic number.
130402126 is a deficient number, since it is larger than the sum of its proper divisors (65201066).
130402126 is an equidigital number, since it uses as much as digits as its factorization.
130402126 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65201065.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 130402126 is about 11419.3750266816. The cubic root of 130402126 is about 507.1014946967.
Adding to 130402126 its reverse (621204031), we get a palindrome (751606157).
The spelling of 130402126 in words is "one hundred thirty million, four hundred two thousand, one hundred twenty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •