Base | Representation |
---|---|
bin | 11100111000110000… |
… | …010001001111010110 |
3 | 2222001121212020201120 |
4 | 130320300101033112 |
5 | 1002010314324234 |
6 | 22125440504410 |
7 | 2145425466564 |
oct | 347060211726 |
9 | 88047766646 |
10 | 31016948694 |
11 | 121772936a6 |
12 | 601761b106 |
13 | 2c03c878a4 |
14 | 1703528a34 |
15 | c18057049 |
hex | 738c113d6 |
31016948694 has 16 divisors (see below), whose sum is σ = 62233367040. Its totient is φ = 10305737960.
The previous prime is 31016948693. The next prime is 31016948741. The reversal of 31016948694 is 49684961013.
It is a super-2 number, since 2×310169486942 (a number of 22 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31016948693) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8309214 + ... + 8312945.
It is an arithmetic number, because the mean of its divisors is an integer number (3889585440).
Almost surely, 231016948694 is an apocalyptic number.
31016948694 is an abundant number, since it is smaller than the sum of its proper divisors (31216418346).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31016948694 is a wasteful number, since it uses less digits than its factorization.
31016948694 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16622475.
The product of its (nonzero) digits is 1119744, while the sum is 51.
The spelling of 31016948694 in words is "thirty-one billion, sixteen million, nine hundred forty-eight thousand, six hundred ninety-four".
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