Base | Representation |
---|---|
bin | 10010111100111101… |
… | …100001010010101011 |
3 | 1221112020022211220122 |
4 | 102330331201102223 |
5 | 313134112103224 |
6 | 13203153313455 |
7 | 1320203051222 |
oct | 227475412253 |
9 | 57466284818 |
10 | 20350112939 |
11 | 86a3121062 |
12 | 3b3b26588b |
13 | 1bc40a0360 |
14 | db09c1cb9 |
15 | 7e187815e |
hex | 4bcf614ab |
20350112939 has 16 divisors (see below), whose sum is σ = 23531497920. Its totient is φ = 17430712320.
The previous prime is 20350112921. The next prime is 20350112941. The reversal of 20350112939 is 93921105302.
It is a cyclic number.
It is not a de Polignac number, because 20350112939 - 224 = 20333335723 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20350112899 and 20350112908.
It is not an unprimeable number, because it can be changed into a prime (20350112989) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632774 + ... + 664155.
It is an arithmetic number, because the mean of its divisors is an integer number (1470718620).
Almost surely, 220350112939 is an apocalyptic number.
20350112939 is a deficient number, since it is larger than the sum of its proper divisors (3181384981).
20350112939 is a wasteful number, since it uses less digits than its factorization.
20350112939 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1297030.
The product of its (nonzero) digits is 14580, while the sum is 35.
The spelling of 20350112939 in words is "twenty billion, three hundred fifty million, one hundred twelve thousand, nine hundred thirty-nine".
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