Base | Representation |
---|---|
bin | 100110010010… |
… | …0000101111000 |
3 | 1101202200221002 |
4 | 1030210011320 |
5 | 20114231101 |
6 | 1554104132 |
7 | 332412245 |
oct | 114440570 |
9 | 41680832 |
10 | 20070776 |
11 | 10369520 |
12 | 687b048 |
13 | 42096cb |
14 | 29465cc |
15 | 1b66d6b |
hex | 1324178 |
20070776 has 16 divisors (see below), whose sum is σ = 41054040. Its totient is φ = 9123040.
The previous prime is 20070773. The next prime is 20070779. The reversal of 20070776 is 67707002.
It is an interprime number because it is at equal distance from previous prime (20070773) and next prime (20070779).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20070773) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113951 + ... + 114126.
Almost surely, 220070776 is an apocalyptic number.
It is an amenable number.
20070776 is an abundant number, since it is smaller than the sum of its proper divisors (20983264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20070776 is a wasteful number, since it uses less digits than its factorization.
20070776 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228094 (or 228090 counting only the distinct ones).
The product of its (nonzero) digits is 4116, while the sum is 29.
The square root of 20070776 is about 4480.0419640892. The cubic root of 20070776 is about 271.7615774030.
Adding to 20070776 its reverse (67707002), we get a palindrome (87777778).
The spelling of 20070776 in words is "twenty million, seventy thousand, seven hundred seventy-six".
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