Base | Representation |
---|---|
bin | 1011101000000110… |
… | …1110100011111000 |
3 | 22001111201222202100 |
4 | 2322001232203320 |
5 | 22342434440112 |
6 | 1233410103400 |
7 | 140225122122 |
oct | 27201564370 |
9 | 8044658670 |
10 | 3121015032 |
11 | 1361805873 |
12 | 73127ab60 |
13 | 3a97a5475 |
14 | 218708212 |
15 | 133eea2dc |
hex | ba06e8f8 |
3121015032 has 48 divisors (see below), whose sum is σ = 8744229000. Its totient is φ = 1004463936.
The previous prime is 3121015021. The next prime is 3121015043. The reversal of 3121015032 is 2305101213.
3121015032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (3121015021) and next prime (3121015043).
It is a super-2 number, since 2×31210150322 = 19481469659939922048, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 3121014996 and 3121015014.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 745282 + ... + 749457.
Almost surely, 23121015032 is an apocalyptic number.
It is an amenable number.
3121015032 is an abundant number, since it is smaller than the sum of its proper divisors (5623213968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3121015032 is a wasteful number, since it uses less digits than its factorization.
3121015032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1494780 (or 1494773 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 18.
The square root of 3121015032 is about 55866.0454301179. The cubic root of 3121015032 is about 1461.3871585189.
Adding to 3121015032 its reverse (2305101213), we get a palindrome (5426116245).
The spelling of 3121015032 in words is "three billion, one hundred twenty-one million, fifteen thousand, thirty-two".
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