Base | Representation |
---|---|
bin | 11101110101110100110110… |
… | …100111100011010111010001 |
3 | 122012200122010210200101101112 |
4 | 131311310312213203113101 |
5 | 114200233042343031001 |
6 | 1143043503220543105 |
7 | 36433636566412001 |
oct | 3565646647432721 |
9 | 565618123611345 |
10 | 131242232002001 |
11 | 388aa57753a50a |
12 | 12877759b51a95 |
13 | 583012147a093 |
14 | 245a22d4a2001 |
15 | 1028da1ba9cbb |
hex | 775d369e35d1 |
131242232002001 has 16 divisors (see below), whose sum is σ = 137323368672768. Its totient is φ = 125192493888000.
The previous prime is 131242232001871. The next prime is 131242232002027. The reversal of 131242232002001 is 100200232242131.
It is a cyclic number.
It is not a de Polignac number, because 131242232002001 - 222 = 131242227807697 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131242232002051) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36185045 + ... + 39646461.
It is an arithmetic number, because the mean of its divisors is an integer number (8582710542048).
Almost surely, 2131242232002001 is an apocalyptic number.
It is an amenable number.
131242232002001 is a deficient number, since it is larger than the sum of its proper divisors (6081136670767).
131242232002001 is a wasteful number, since it uses less digits than its factorization.
131242232002001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3465952.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 131242232002001 its reverse (100200232242131), we get a palindrome (231442464244132).
The spelling of 131242232002001 in words is "one hundred thirty-one trillion, two hundred forty-two billion, two hundred thirty-two million, two thousand, one".
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