Base | Representation |
---|---|
bin | 111101000110011100… |
… | …1111010100110001110 |
3 | 110112200110102121100211 |
4 | 1322030321322212032 |
5 | 4122211012330332 |
6 | 140140050113034 |
7 | 12323403123400 |
oct | 1721471724616 |
9 | 415613377324 |
10 | 131213011342 |
11 | 50713362546 |
12 | 2151ab7b77a |
13 | c4b12a341a |
14 | 64ca624b70 |
15 | 362e5be447 |
hex | 1e8ce7a98e |
131213011342 has 48 divisors (see below), whose sum is σ = 237911506560. Its totient is φ = 54051302592.
The previous prime is 131213011331. The next prime is 131213011367. The reversal of 131213011342 is 243110312131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 530248 + ... + 737284.
It is an arithmetic number, because the mean of its divisors is an integer number (4956489720).
Almost surely, 2131213011342 is an apocalyptic number.
131213011342 is a deficient number, since it is larger than the sum of its proper divisors (106698495218).
131213011342 is a wasteful number, since it uses less digits than its factorization.
131213011342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 207305 (or 207298 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 131213011342 its reverse (243110312131), we get a palindrome (374323323473).
The spelling of 131213011342 in words is "one hundred thirty-one billion, two hundred thirteen million, eleven thousand, three hundred forty-two".
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