Base | Representation |
---|---|
bin | 111011101010100… |
… | …0100110010010011 |
3 | 12011112010210222220 |
4 | 1313111010302103 |
5 | 13100003411311 |
6 | 530354032123 |
7 | 100416555363 |
oct | 16725046223 |
9 | 5145123886 |
10 | 2002013331 |
11 | 9380a227a |
12 | 47a578643 |
13 | 25ba00896 |
14 | 14dc609a3 |
15 | bab5e206 |
hex | 77544c93 |
2002013331 has 4 divisors (see below), whose sum is σ = 2669351112. Its totient is φ = 1334675552.
The previous prime is 2002013329. The next prime is 2002013333. The reversal of 2002013331 is 1333102002.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (2002013329) and next prime (2002013333).
It is a cyclic number.
It is not a de Polignac number, because 2002013331 - 21 = 2002013329 is a prime.
It is a super-2 number, since 2×20020133312 = 8016114755003431122, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2002013331.
It is not an unprimeable number, because it can be changed into a prime (2002013333) 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, 333668886 + ... + 333668891.
It is an arithmetic number, because the mean of its divisors is an integer number (667337778).
Almost surely, 22002013331 is an apocalyptic number.
2002013331 is a deficient number, since it is larger than the sum of its proper divisors (667337781).
2002013331 is an equidigital number, since it uses as much as digits as its factorization.
2002013331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 667337780.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 2002013331 is about 44743.8636127905. The cubic root of 2002013331 is about 1260.3436811284.
Adding to 2002013331 its reverse (1333102002), we get a palindrome (3335115333).
The spelling of 2002013331 in words is "two billion, two million, thirteen thousand, three hundred thirty-one".
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