Base | Representation |
---|---|
bin | 11101110010100111001101… |
… | …011011111111000100111110 |
3 | 122011220112012022112012102222 |
4 | 131302213031123333010332 |
5 | 114133123334022430024 |
6 | 1142354224455445342 |
7 | 36411662012542430 |
oct | 3562471533770476 |
9 | 564815168465388 |
10 | 131021424030014 |
11 | 38824968163a51 |
12 | 128409b5986852 |
13 | 581536226b95b |
14 | 244d683a96650 |
15 | 102327baba85e |
hex | 7729cd6ff13e |
131021424030014 has 64 divisors (see below), whose sum is σ = 232994598629760. Its totient is φ = 54066309857280.
The previous prime is 131021424030011. The next prime is 131021424030019. The reversal of 131021424030014 is 410030424120131.
It is a super-2 number, since 2×1310214240300142 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131021424030011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 228587744 + ... + 229160204.
It is an arithmetic number, because the mean of its divisors is an integer number (3640540603590).
Almost surely, 2131021424030014 is an apocalyptic number.
131021424030014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
131021424030014 is a deficient number, since it is larger than the sum of its proper divisors (101973174599746).
131021424030014 is a wasteful number, since it uses less digits than its factorization.
131021424030014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 574053.
The product of its (nonzero) digits is 2304, while the sum is 26.
Adding to 131021424030014 its reverse (410030424120131), we get a palindrome (541051848150145).
The spelling of 131021424030014 in words is "one hundred thirty-one trillion, twenty-one billion, four hundred twenty-four million, thirty thousand, fourteen".
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