Base | Representation |
---|---|
bin | 11100110111111100… |
… | …101111011101111000 |
3 | 2222000200102222200012 |
4 | 130313330233131320 |
5 | 1001443340103031 |
6 | 22124235201052 |
7 | 2145202620602 |
oct | 346774573570 |
9 | 88020388605 |
10 | 31003441016 |
11 | 1216a6a8129 |
12 | 6012ba6188 |
13 | 2c01238592 |
14 | 1701810172 |
15 | c16c89b2b |
hex | 737f2f778 |
31003441016 has 16 divisors (see below), whose sum is σ = 58133330640. Its totient is φ = 15501219520.
The previous prime is 31003441013. The next prime is 31003441019. The reversal of 31003441016 is 61014430013.
It is an interprime number because it is at equal distance from previous prime (31003441013) and next prime (31003441019).
It is a super-2 number, since 2×310034410162 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 31003440982 and 31003441000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31003441013) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411821 + ... + 481251.
It is an arithmetic number, because the mean of its divisors is an integer number (3633333165).
Almost surely, 231003441016 is an apocalyptic number.
It is an amenable number.
31003441016 is a deficient number, since it is larger than the sum of its proper divisors (27129889624).
31003441016 is a wasteful number, since it uses less digits than its factorization.
31003441016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125254 (or 125250 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 31003441016 its reverse (61014430013), we get a palindrome (92017871029).
The spelling of 31003441016 in words is "thirty-one billion, three million, four hundred forty-one thousand, sixteen".
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