Base | Representation |
---|---|
bin | 100110010010… |
… | …1110000111010 |
3 | 1101210001022210 |
4 | 1030211300322 |
5 | 20114441001 |
6 | 1554155550 |
7 | 332441232 |
oct | 114456072 |
9 | 41701283 |
10 | 20077626 |
11 | 10373688 |
12 | 6882bb6 |
13 | 420c86a |
14 | 2948cc2 |
15 | 1b68dd6 |
hex | 1325c3a |
20077626 has 16 divisors (see below), whose sum is σ = 40264704. Its totient is φ = 6674304.
The previous prime is 20077591. The next prime is 20077627. The reversal of 20077626 is 62677002.
It is a super-2 number, since 2×200776262 = 806222131591752, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 20077593 and 20077602.
It is not an unprimeable number, because it can be changed into a prime (20077627) 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, 2071 + ... + 6666.
It is an arithmetic number, because the mean of its divisors is an integer number (2516544).
Almost surely, 220077626 is an apocalyptic number.
20077626 is an abundant number, since it is smaller than the sum of its proper divisors (20187078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20077626 is a wasteful number, since it uses less digits than its factorization.
20077626 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9125.
The product of its (nonzero) digits is 7056, while the sum is 30.
The square root of 20077626 is about 4480.8064006382. The cubic root of 20077626 is about 271.7924905919.
The spelling of 20077626 in words is "twenty million, seventy-seven thousand, six hundred twenty-six".
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