Base | Representation |
---|---|
bin | 1111100000101… |
… | …01100010010010 |
3 | 100001211100121102 |
4 | 13300111202102 |
5 | 231302033014 |
6 | 20524424402 |
7 | 3136634132 |
oct | 760254222 |
9 | 301740542 |
10 | 130111634 |
11 | 67498884 |
12 | 376a8102 |
13 | 20c57543 |
14 | 133ccac2 |
15 | b6518de |
hex | 7c15892 |
130111634 has 8 divisors (see below), whose sum is σ = 197100108. Its totient is φ = 64411600.
The previous prime is 130111613. The next prime is 130111637. The reversal of 130111634 is 436111031.
It can be written as a sum of positive squares in 2 ways, for example, as 128890609 + 1221025 = 11353^2 + 1105^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (130111637) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321857 + ... + 322260.
Almost surely, 2130111634 is an apocalyptic number.
130111634 is a deficient number, since it is larger than the sum of its proper divisors (66988474).
130111634 is a wasteful number, since it uses less digits than its factorization.
130111634 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 644220.
The product of its (nonzero) digits is 216, while the sum is 20.
The square root of 130111634 is about 11406.6486752245. The cubic root of 130111634 is about 506.7246643173.
Adding to 130111634 its reverse (436111031), we get a palindrome (566222665).
The spelling of 130111634 in words is "one hundred thirty million, one hundred eleven thousand, six hundred thirty-four".
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