Base | Representation |
---|---|
bin | 111101010000100111… |
… | …1001100100010111000 |
3 | 110120120020022102221202 |
4 | 1322201033030202320 |
5 | 4123410324243300 |
6 | 140233553353332 |
7 | 12335014455566 |
oct | 1724117144270 |
9 | 416506272852 |
10 | 131554134200 |
11 | 50878974165 |
12 | 215b5268848 |
13 | c536b6bb78 |
14 | 651da60a36 |
15 | 364e502ad5 |
hex | 1ea13cc8b8 |
131554134200 has 48 divisors (see below), whose sum is σ = 321961443000. Its totient is φ = 49852091520.
The previous prime is 131554134197. The next prime is 131554134209. The reversal of 131554134200 is 2431455131.
It is a super-2 number, since 2×1315541342002 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131554134209) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17305955 + ... + 17313554.
Almost surely, 2131554134200 is an apocalyptic number.
131554134200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131554134200 is an abundant number, since it is smaller than the sum of its proper divisors (190407308800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131554134200 is a wasteful number, since it uses less digits than its factorization.
131554134200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34619544 (or 34619535 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 29.
Adding to 131554134200 its reverse (2431455131), we get a palindrome (133985589331).
The spelling of 131554134200 in words is "one hundred thirty-one billion, five hundred fifty-four million, one hundred thirty-four thousand, two hundred".
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