Base | Representation |
---|---|
bin | 11100111011101001… |
… | …000110011011001101 |
3 | 2222012000000212211210 |
4 | 130323221012123031 |
5 | 1002110220313122 |
6 | 22134331205033 |
7 | 2146554360216 |
oct | 347351063315 |
9 | 88160025753 |
10 | 31065401037 |
11 | 121a1677660 |
12 | 602b8a6779 |
13 | 2c11020708 |
14 | 1709b3c40d |
15 | c1c42840c |
hex | 73ba466cd |
31065401037 has 16 divisors (see below), whose sum is σ = 45189361152. Its totient is φ = 18826131120.
The previous prime is 31065400999. The next prime is 31065401051. The reversal of 31065401037 is 73010456013.
It is not a de Polignac number, because 31065401037 - 210 = 31065400013 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31065400995 and 31065401013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31065401077) 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, 588048 + ... + 638694.
It is an arithmetic number, because the mean of its divisors is an integer number (2824335072).
Almost surely, 231065401037 is an apocalyptic number.
It is an amenable number.
31065401037 is a deficient number, since it is larger than the sum of its proper divisors (14123960115).
31065401037 is a wasteful number, since it uses less digits than its factorization.
31065401037 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69248.
The product of its (nonzero) digits is 7560, while the sum is 30.
The spelling of 31065401037 in words is "thirty-one billion, sixty-five million, four hundred one thousand, thirty-seven".
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