Base | Representation |
---|---|
bin | 10011001101110010… |
… | …101000000101111011 |
3 | 1222020220122001211020 |
4 | 103031302220011323 |
5 | 314223403014013 |
6 | 13251201233523 |
7 | 1330202046264 |
oct | 231562500573 |
9 | 58226561736 |
10 | 20632469883 |
11 | 8828545003 |
12 | 3bb99328a3 |
13 | 1c3a73177c |
14 | dda2c196b |
15 | 80b54e623 |
hex | 4cdca817b |
20632469883 has 16 divisors (see below), whose sum is σ = 29805595776. Its totient is φ = 12644795520.
The previous prime is 20632469881. The next prime is 20632469933. The reversal of 20632469883 is 38896423602.
It is not a de Polignac number, because 20632469883 - 21 = 20632469881 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is not an unprimeable number, because it can be changed into a prime (20632469881) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4701973 + ... + 4706358.
It is an arithmetic number, because the mean of its divisors is an integer number (1862849736).
Almost surely, 220632469883 is an apocalyptic number.
20632469883 is a deficient number, since it is larger than the sum of its proper divisors (9173125893).
20632469883 is a wasteful number, since it uses less digits than its factorization.
20632469883 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9408394.
The product of its (nonzero) digits is 2985984, while the sum is 51.
The spelling of 20632469883 in words is "twenty billion, six hundred thirty-two million, four hundred sixty-nine thousand, eight hundred eighty-three".
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