Base | Representation |
---|---|
bin | 1100101111011001… |
… | …1000101011001101 |
3 | 22211100101121111111 |
4 | 3023312120223031 |
5 | 24001012003233 |
6 | 1323211052021 |
7 | 150515534611 |
oct | 31366305315 |
9 | 8740347444 |
10 | 3420031693 |
11 | 14a5578481 |
12 | 7b5441011 |
13 | 42671a7c0 |
14 | 246303341 |
15 | 1503b2acd |
hex | cbd98acd |
3420031693 has 24 divisors (see below), whose sum is σ = 3908083200. Its totient is φ = 2972064960.
The previous prime is 3420031679. The next prime is 3420031733. The reversal of 3420031693 is 3961300243.
It is not a de Polignac number, because 3420031693 - 225 = 3386477261 is a prime.
It is a super-2 number, since 2×34200316932 = 23393233562248892498, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a house number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3420031493) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 548608 + ... + 554806.
It is an arithmetic number, because the mean of its divisors is an integer number (162836800).
Almost surely, 23420031693 is an apocalyptic number.
It is an amenable number.
3420031693 is a deficient number, since it is larger than the sum of its proper divisors (488051507).
3420031693 is a wasteful number, since it uses less digits than its factorization.
3420031693 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6317 (or 6280 counting only the distinct ones).
The product of its (nonzero) digits is 11664, while the sum is 31.
The square root of 3420031693 is about 58481.0370376586. The cubic root of 3420031693 is about 1506.6419085513.
The spelling of 3420031693 in words is "three billion, four hundred twenty million, thirty-one thousand, six hundred ninety-three".
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