Base | Representation |
---|---|
bin | 111101001100001000… |
… | …0010100100001111001 |
3 | 110120011201202002021202 |
4 | 1322120100110201321 |
5 | 4123103234342410 |
6 | 140211011343545 |
7 | 12331204521656 |
oct | 1723020244171 |
9 | 416151662252 |
10 | 131403434105 |
11 | 508008a3a29 |
12 | 215728b1bb5 |
13 | c511886408 |
14 | 6507a32c2d |
15 | 3641185ca5 |
hex | 1e98414879 |
131403434105 has 16 divisors (see below), whose sum is σ = 167169921024. Its totient is φ = 98982181440.
The previous prime is 131403434083. The next prime is 131403434117. The reversal of 131403434105 is 501434304131.
It is a happy number.
It is not a de Polignac number, because 131403434105 - 28 = 131403433849 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11450537 + ... + 11462006.
It is an arithmetic number, because the mean of its divisors is an integer number (10448120064).
Almost surely, 2131403434105 is an apocalyptic number.
It is an amenable number.
131403434105 is a deficient number, since it is larger than the sum of its proper divisors (35766486919).
131403434105 is a wasteful number, since it uses less digits than its factorization.
131403434105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22912616.
The product of its (nonzero) digits is 8640, while the sum is 29.
Adding to 131403434105 its reverse (501434304131), we get a palindrome (632837738236).
The spelling of 131403434105 in words is "one hundred thirty-one billion, four hundred three million, four hundred thirty-four thousand, one hundred five".
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