Base | Representation |
---|---|
bin | 11101001110001000… |
… | …000011011011101110 |
3 | 2222222121112210200201 |
4 | 131032020003123232 |
5 | 1003224112131014 |
6 | 22225205544114 |
7 | 2160341251621 |
oct | 351610033356 |
9 | 88877483621 |
10 | 31375505134 |
11 | 12340722436 |
12 | 60b771503a |
13 | 2c6034856c |
14 | 1738dc1db8 |
15 | c39780e74 |
hex | 74e2036ee |
31375505134 has 8 divisors (see below), whose sum is σ = 47072308320. Its totient is φ = 15684735696.
The previous prime is 31375505129. The next prime is 31375505171. The reversal of 31375505134 is 43150557313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 31375505093 and 31375505102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1495414 + ... + 1516249.
It is an arithmetic number, because the mean of its divisors is an integer number (5884038540).
Almost surely, 231375505134 is an apocalyptic number.
31375505134 is a deficient number, since it is larger than the sum of its proper divisors (15696803186).
31375505134 is a wasteful number, since it uses less digits than its factorization.
31375505134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3016874.
The product of its (nonzero) digits is 94500, while the sum is 37.
The spelling of 31375505134 in words is "thirty-one billion, three hundred seventy-five million, five hundred five thousand, one hundred thirty-four".
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