Base | Representation |
---|---|
bin | 111100110001110101… |
… | …0100100111001100110 |
3 | 110110220020112002222112 |
4 | 1321203222210321212 |
5 | 4114301401440304 |
6 | 135543252401022 |
7 | 12300302152430 |
oct | 1714352447146 |
9 | 413806462875 |
10 | 130521124454 |
11 | 503988546a6 |
12 | 21367316172 |
13 | c400b44ab6 |
14 | 646279d650 |
15 | 35dd9a0b6e |
hex | 1e63aa4e66 |
130521124454 has 64 divisors (see below), whose sum is σ = 245912924160. Its totient is φ = 50659408800.
The previous prime is 130521124423. The next prime is 130521124529. The reversal of 130521124454 is 454421125031.
It is a self number, because there is not a number n which added to its sum of digits gives 130521124454.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12249029 + ... + 12259679.
It is an arithmetic number, because the mean of its divisors is an integer number (3842389440).
Almost surely, 2130521124454 is an apocalyptic number.
130521124454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
130521124454 is a deficient number, since it is larger than the sum of its proper divisors (115391799706).
130521124454 is a wasteful number, since it uses less digits than its factorization.
130521124454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12705.
The product of its (nonzero) digits is 19200, while the sum is 32.
Adding to 130521124454 its reverse (454421125031), we get a palindrome (584942249485).
The spelling of 130521124454 in words is "one hundred thirty billion, five hundred twenty-one million, one hundred twenty-four thousand, four hundred fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.121 sec. • engine limits •