Base | Representation |
---|---|
bin | 1111100100100… |
… | …01001100011101 |
3 | 100002210002101221 |
4 | 13302101030131 |
5 | 231414240031 |
6 | 20543333341 |
7 | 3144143623 |
oct | 762211435 |
9 | 302702357 |
10 | 130618141 |
11 | 67804385 |
12 | 378b1251 |
13 | 210a3c54 |
14 | 134c1513 |
15 | b701a11 |
hex | 7c9131d |
130618141 has 16 divisors (see below), whose sum is σ = 140616000. Its totient is φ = 120960000.
The previous prime is 130618139. The next prime is 130618151. The reversal of 130618141 is 141816031.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 130618141 - 21 = 130618139 is a prime.
It is a super-2 number, since 2×1306181412 = 34122197516591762, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130618121) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290685 + ... + 291133.
It is an arithmetic number, because the mean of its divisors is an integer number (8788500).
Almost surely, 2130618141 is an apocalyptic number.
It is an amenable number.
130618141 is a deficient number, since it is larger than the sum of its proper divisors (9997859).
130618141 is a wasteful number, since it uses less digits than its factorization.
130618141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 780.
The product of its (nonzero) digits is 576, while the sum is 25.
The square root of 130618141 is about 11428.8293801246. The cubic root of 130618141 is about 507.3813497933.
The spelling of 130618141 in words is "one hundred thirty million, six hundred eighteen thousand, one hundred forty-one".
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