Base | Representation |
---|---|
bin | 111100100101111011… |
… | …0001100000110100110 |
3 | 110102212101120212110022 |
4 | 1321023312030012212 |
5 | 4112442101443210 |
6 | 135435455355142 |
7 | 12254350426514 |
oct | 1711366140646 |
9 | 412771525408 |
10 | 130121515430 |
11 | 50203226505 |
12 | 21275522ab2 |
13 | c36910c45a |
14 | 642569b4b4 |
15 | 35b8868155 |
hex | 1e4bd8c1a6 |
130121515430 has 16 divisors (see below), whose sum is σ = 247996300320. Its totient is φ = 48986923392.
The previous prime is 130121515421. The next prime is 130121515463. The reversal of 130121515430 is 34515121031.
It is a self number, because there is not a number n which added to its sum of digits gives 130121515430.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382710170 + ... + 382710509.
It is an arithmetic number, because the mean of its divisors is an integer number (15499768770).
Almost surely, 2130121515430 is an apocalyptic number.
130121515430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130121515430 is a deficient number, since it is larger than the sum of its proper divisors (117874784890).
130121515430 is a wasteful number, since it uses less digits than its factorization.
130121515430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 765420703.
The product of its (nonzero) digits is 1800, while the sum is 26.
Adding to 130121515430 its reverse (34515121031), we get a palindrome (164636636461).
The spelling of 130121515430 in words is "one hundred thirty billion, one hundred twenty-one million, five hundred fifteen thousand, four hundred thirty".
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