Base | Representation |
---|---|
bin | 11101010111111100… |
… | …000100000111010001 |
3 | 10000102002022211112012 |
4 | 131113330010013101 |
5 | 1004043233244403 |
6 | 22253410312305 |
7 | 2164410501320 |
oct | 352774040721 |
9 | 100362284465 |
10 | 31540134353 |
11 | 12415646842 |
12 | 6142888695 |
13 | 2c8849a0c0 |
14 | 1752bd80b7 |
15 | c48e4eed8 |
hex | 757f041d1 |
31540134353 has 32 divisors (see below), whose sum is σ = 39439196160. Its totient is φ = 24557981760.
The previous prime is 31540134337. The next prime is 31540134401. The reversal of 31540134353 is 35343104513.
It is not a de Polignac number, because 31540134353 - 24 = 31540134337 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31540134313) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2228726 + ... + 2242832.
It is an arithmetic number, because the mean of its divisors is an integer number (1232474880).
Almost surely, 231540134353 is an apocalyptic number.
It is an amenable number.
31540134353 is a deficient number, since it is larger than the sum of its proper divisors (7899061807).
31540134353 is a wasteful number, since it uses less digits than its factorization.
31540134353 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14517.
The product of its (nonzero) digits is 32400, while the sum is 32.
Adding to 31540134353 its reverse (35343104513), we get a palindrome (66883238866).
The spelling of 31540134353 in words is "thirty-one billion, five hundred forty million, one hundred thirty-four thousand, three hundred fifty-three".
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