Base | Representation |
---|---|
bin | 100111011110… |
… | …0101101011000 |
3 | 1102221110102200 |
4 | 1032330231120 |
5 | 20244232041 |
6 | 2015330200 |
7 | 340624614 |
oct | 116745530 |
9 | 42843380 |
10 | 20695896 |
11 | 10756151 |
12 | 6b20960 |
13 | 43980c0 |
14 | 2a6a344 |
15 | 1c3c1b6 |
hex | 13bcb58 |
20695896 has 48 divisors (see below), whose sum is σ = 60365760. Its totient is φ = 6367680.
The previous prime is 20695891. The next prime is 20695901. The reversal of 20695896 is 69859602.
20695896 is a `hidden beast` number, since 2 + 0 + 69 + 589 + 6 = 666.
It is an interprime number because it is at equal distance from previous prime (20695891) and next prime (20695901).
It is a super-2 number, since 2×206958962 = 856640222485632, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20695891) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10120 + ... + 11991.
It is an arithmetic number, because the mean of its divisors is an integer number (1257620).
Almost surely, 220695896 is an apocalyptic number.
20695896 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
20695896 is an abundant number, since it is smaller than the sum of its proper divisors (39669864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20695896 is a wasteful number, since it uses less digits than its factorization.
20695896 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22136 (or 22129 counting only the distinct ones).
The product of its (nonzero) digits is 233280, while the sum is 45.
The square root of 20695896 is about 4549.2742278302. The cubic root of 20695896 is about 274.5541911782.
It can be divided in two parts, 2069589 and 6, that added together give a triangular number (2069595 = T2034).
The spelling of 20695896 in words is "twenty million, six hundred ninety-five thousand, eight hundred ninety-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •