Base | Representation |
---|---|
bin | 11000011101011101… |
… | …00110111111001111 |
3 | 1020220012011210002222 |
4 | 30032232212333033 |
5 | 203343243014411 |
6 | 10011024205555 |
7 | 643265111606 |
oct | 141656467717 |
9 | 36805153088 |
10 | 13132001231 |
11 | 5629743988 |
12 | 2665a698bb |
13 | 131383b33b |
14 | 8c80caa3d |
15 | 51cd284db |
hex | 30eba6fcf |
13132001231 has 8 divisors (see below), whose sum is σ = 13231344000. Its totient is φ = 13032728280.
The previous prime is 13132001227. The next prime is 13132001243. The reversal of 13132001231 is 13210023131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13132001231 - 22 = 13132001227 is a prime.
It is a super-2 number, since 2×131320012312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13132001251) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397070 + ... + 428868.
It is an arithmetic number, because the mean of its divisors is an integer number (1653918000).
Almost surely, 213132001231 is an apocalyptic number.
13132001231 is a deficient number, since it is larger than the sum of its proper divisors (99342769).
13132001231 is a wasteful number, since it uses less digits than its factorization.
13132001231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34909.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 13132001231 its reverse (13210023131), we get a palindrome (26342024362).
The spelling of 13132001231 in words is "thirteen billion, one hundred thirty-two million, one thousand, two hundred thirty-one".
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