Base | Representation |
---|---|
bin | 111100100010001… |
… | …1010110010100010 |
3 | 12020120001201120001 |
4 | 1321010122302202 |
5 | 13124441421232 |
6 | 533315410214 |
7 | 101222633044 |
oct | 17104326242 |
9 | 5216051501 |
10 | 2031201442 |
11 | 952618786 |
12 | 4882b396a |
13 | 264a8015a |
14 | 153a9ba94 |
15 | bd4c76e7 |
hex | 7911aca2 |
2031201442 has 16 divisors (see below), whose sum is σ = 3078641592. Its totient is φ = 1005016320.
The previous prime is 2031201433. The next prime is 2031201443. The reversal of 2031201442 is 2441021302.
It can be written as a sum of positive squares in 4 ways, for example, as 981506241 + 1049695201 = 31329^2 + 32399^2 .
It is not an unprimeable number, because it can be changed into a prime (2031201443) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142588 + ... + 156184.
Almost surely, 22031201442 is an apocalyptic number.
2031201442 is a deficient number, since it is larger than the sum of its proper divisors (1047440150).
2031201442 is a wasteful number, since it uses less digits than its factorization.
2031201442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14373.
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 2031201442 is about 45068.8522374378. The cubic root of 2031201442 is about 1266.4391630037.
Adding to 2031201442 its reverse (2441021302), we get a palindrome (4472222744).
The spelling of 2031201442 in words is "two billion, thirty-one million, two hundred one thousand, four hundred forty-two".
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