Base | Representation |
---|---|
bin | 111100011001110… |
… | …0101101111101101 |
3 | 12020020202121000110 |
4 | 1320303211233231 |
5 | 13122324233434 |
6 | 533041050233 |
7 | 101140300236 |
oct | 17063455755 |
9 | 5206677013 |
10 | 2026789869 |
11 | 950085255 |
12 | 486926979 |
13 | 263b97160 |
14 | 15327008d |
15 | bce054e9 |
hex | 78ce5bed |
2026789869 has 32 divisors (see below), whose sum is σ = 3072065920. Its totient is φ = 1178281728.
The previous prime is 2026789867. The next prime is 2026789873. The reversal of 2026789869 is 9689876202.
It is not a de Polignac number, because 2026789869 - 21 = 2026789867 is a prime.
It is a super-2 number, since 2×20267898692 = 8215754346162074322, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2026789867) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 272727 + ... + 280059.
It is an arithmetic number, because the mean of its divisors is an integer number (96002060).
Almost surely, 22026789869 is an apocalyptic number.
It is an amenable number.
2026789869 is a deficient number, since it is larger than the sum of its proper divisors (1045276051).
2026789869 is a wasteful number, since it uses less digits than its factorization.
2026789869 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7741.
The product of its (nonzero) digits is 5225472, while the sum is 57.
The square root of 2026789869 is about 45019.8830407188. The cubic root of 2026789869 is about 1265.5216373151.
The spelling of 2026789869 in words is "two billion, twenty-six million, seven hundred eighty-nine thousand, eight hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.023 sec. • engine limits •