Base | Representation |
---|---|
bin | 111101011001000101… |
… | …0100100011000001110 |
3 | 110121022000201010010111 |
4 | 1322302022210120032 |
5 | 4130001030240044 |
6 | 140322100430234 |
7 | 12345033434644 |
oct | 1726212443016 |
9 | 417260633114 |
10 | 131838133774 |
11 | 50a0420a256 |
12 | 216743a837a |
13 | c580956b59 |
14 | 654966b194 |
15 | 3669400b34 |
hex | 1eb22a460e |
131838133774 has 32 divisors (see below), whose sum is σ = 212152932000. Its totient is φ = 61254071424.
The previous prime is 131838133759. The next prime is 131838133781. The reversal of 131838133774 is 477331838131.
It is a super-2 number, since 2×1318381337742 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9638212 + ... + 9651880.
It is an arithmetic number, because the mean of its divisors is an integer number (6629779125).
Almost surely, 2131838133774 is an apocalyptic number.
131838133774 is a deficient number, since it is larger than the sum of its proper divisors (80314798226).
131838133774 is a wasteful number, since it uses less digits than its factorization.
131838133774 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18532.
The product of its digits is 1016064, while the sum is 49.
The spelling of 131838133774 in words is "one hundred thirty-one billion, eight hundred thirty-eight million, one hundred thirty-three thousand, seven hundred seventy-four".
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