Base | Representation |
---|---|
bin | 100110101011… |
… | …0011011001110 |
3 | 1102011011201212 |
4 | 1031112123032 |
5 | 20142330232 |
6 | 2002334422 |
7 | 334231310 |
oct | 115263316 |
9 | 42134655 |
10 | 20276942 |
11 | 1049a404 |
12 | 695a412 |
13 | 427c4ba |
14 | 299b7b0 |
15 | 1ba7eb2 |
hex | 13566ce |
20276942 has 16 divisors (see below), whose sum is σ = 34947072. Its totient is φ = 8643480.
The previous prime is 20276923. The next prime is 20276969. The reversal of 20276942 is 24967202.
It is a super-2 number, since 2×202769422 = 822308753742728, which contains 22 as substring.
It is a plaindrome in base 16.
It is a junction number, because it is equal to n+sod(n) for n = 20276899 and 20276908.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1118 + ... + 6465.
It is an arithmetic number, because the mean of its divisors is an integer number (2184192).
Almost surely, 220276942 is an apocalyptic number.
20276942 is a deficient number, since it is larger than the sum of its proper divisors (14670130).
20276942 is a wasteful number, since it uses less digits than its factorization.
20276942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7783.
The product of its (nonzero) digits is 12096, while the sum is 32.
The square root of 20276942 is about 4502.9925605091. The cubic root of 20276942 is about 272.6889164981.
The spelling of 20276942 in words is "twenty million, two hundred seventy-six thousand, nine hundred forty-two".
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