Base | Representation |
---|---|
bin | 1000001100100000… |
… | …1100010101101111 |
3 | 12200022121200212210 |
4 | 2003020030111233 |
5 | 14001142303431 |
6 | 1002144501503 |
7 | 105342243162 |
oct | 20310142557 |
9 | 5608550783 |
10 | 2199962991 |
11 | a29904836 |
12 | 51491a893 |
13 | 290a1a865 |
14 | 16c26bad9 |
15 | cd210d46 |
hex | 8320c56f |
2199962991 has 8 divisors (see below), whose sum is σ = 2938232880. Its totient is φ = 1464167552.
The previous prime is 2199962951. The next prime is 2199962993. The reversal of 2199962991 is 1992699912.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2199962991 - 26 = 2199962927 is a prime.
It is a super-3 number, since 3×21999629913 (a number of 29 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2199962993) 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, 616536 + ... + 620093.
It is an arithmetic number, because the mean of its divisors is an integer number (367279110).
Almost surely, 22199962991 is an apocalyptic number.
2199962991 is a deficient number, since it is larger than the sum of its proper divisors (738269889).
2199962991 is a wasteful number, since it uses less digits than its factorization.
2199962991 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1237225.
The product of its digits is 1417176, while the sum is 57.
The square root of 2199962991 is about 46903.7630793095. The cubic root of 2199962991 is about 1300.5841538425.
The spelling of 2199962991 in words is "two billion, one hundred ninety-nine million, nine hundred sixty-two thousand, nine hundred ninety-one".
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