Base | Representation |
---|---|
bin | 11101110100000110000111… |
… | …101100101110111011110000 |
3 | 122012021021020112122222011010 |
4 | 131310012013230232323300 |
5 | 114141311041301332240 |
6 | 1142513121103350520 |
7 | 36422230301466534 |
oct | 3564060754567360 |
9 | 565237215588133 |
10 | 131123333230320 |
11 | 38864103259542 |
12 | 128586b6bb2440 |
13 | 5821b53483802 |
14 | 24545904d7bc4 |
15 | 1025c4372e280 |
hex | 774187b2eef0 |
131123333230320 has 40 divisors (see below), whose sum is σ = 406482333014736. Its totient is φ = 34966222194688.
The previous prime is 131123333230319. The next prime is 131123333230333. The reversal of 131123333230320 is 23032333321131.
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-3 number, since 3×1311233332303203 (a number of 43 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273173610657 + ... + 273173611136.
Almost surely, 2131123333230320 is an apocalyptic number.
131123333230320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131123333230320 is an abundant number, since it is smaller than the sum of its proper divisors (275358999784416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131123333230320 is a wasteful number, since it uses less digits than its factorization.
131123333230320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 546347221809 (or 546347221803 counting only the distinct ones).
The product of its (nonzero) digits is 17496, while the sum is 30.
Adding to 131123333230320 its reverse (23032333321131), we get a palindrome (154155666551451).
The spelling of 131123333230320 in words is "one hundred thirty-one trillion, one hundred twenty-three billion, three hundred thirty-three million, two hundred thirty thousand, three hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •