Base | Representation |
---|---|
bin | 10011010110001000… |
… | …010100101010100001 |
3 | 1222121122212222211200 |
4 | 103112020110222201 |
5 | 320020212001301 |
6 | 13313120031413 |
7 | 1333521163434 |
oct | 232610245241 |
9 | 58548788750 |
10 | 20772375201 |
11 | 889a511a36 |
12 | 4038762569 |
13 | 1c60707996 |
14 | 1010add81b |
15 | 818987c86 |
hex | 4d6214aa1 |
20772375201 has 24 divisors (see below), whose sum is σ = 30609171840. Its totient is φ = 13570869600.
The previous prime is 20772375187. The next prime is 20772375203. The reversal of 20772375201 is 10257327702.
It is not a de Polignac number, because 20772375201 - 26 = 20772375137 is a prime.
It is a super-2 number, since 2×207723752012 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20772375203) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78970 + ... + 218588.
It is an arithmetic number, because the mean of its divisors is an integer number (1275382160).
Almost surely, 220772375201 is an apocalyptic number.
It is an amenable number.
20772375201 is a deficient number, since it is larger than the sum of its proper divisors (9836796639).
20772375201 is a wasteful number, since it uses less digits than its factorization.
20772375201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139957 (or 139954 counting only the distinct ones).
The product of its (nonzero) digits is 41160, while the sum is 36.
The spelling of 20772375201 in words is "twenty billion, seven hundred seventy-two million, three hundred seventy-five thousand, two hundred one".
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