Base | Representation |
---|---|
bin | 11101110010100110110101… |
… | …000001011010111011100110 |
3 | 122011220111010202202111120120 |
4 | 131302212311001122323212 |
5 | 114133122014142204110 |
6 | 1142354120104142410 |
7 | 36411645610055010 |
oct | 3562466501327346 |
9 | 564814122674516 |
10 | 131021014413030 |
11 | 38824777a1a715 |
12 | 12840900767a06 |
13 | 58152c8440c41 |
14 | 244d64550b1b0 |
15 | 1023255b57870 |
hex | 7729b505aee6 |
131021014413030 has 32 divisors (see below), whose sum is σ = 359371925247744. Its totient is φ = 29947660437216.
The previous prime is 131021014412999. The next prime is 131021014413059. The reversal of 131021014413030 is 30314410120131.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311954796012 + ... + 311954796431.
It is an arithmetic number, because the mean of its divisors is an integer number (11230372663992).
Almost surely, 2131021014413030 is an apocalyptic number.
131021014413030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131021014413030 is an abundant number, since it is smaller than the sum of its proper divisors (228350910834714).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131021014413030 is a wasteful number, since it uses less digits than its factorization.
131021014413030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 623909592460.
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 131021014413030 its reverse (30314410120131), we get a palindrome (161335424533161).
The spelling of 131021014413030 in words is "one hundred thirty-one trillion, twenty-one billion, fourteen million, four hundred thirteen thousand, thirty".
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