Base | Representation |
---|---|
bin | 10010110010101011… |
… | …000110101000101100 |
3 | 1221002012112212022110 |
4 | 102302223012220230 |
5 | 312310420404004 |
6 | 13134110044020 |
7 | 1313006013345 |
oct | 226253065054 |
9 | 57065485273 |
10 | 20177513004 |
11 | 8614753190 |
12 | 3ab14a9610 |
13 | 1b973ba80c |
14 | d95ad30cc |
15 | 7d1632589 |
hex | 4b2ac6a2c |
20177513004 has 48 divisors (see below), whose sum is σ = 52084359936. Its totient is φ = 6028276800.
The previous prime is 20177512991. The next prime is 20177513009. The reversal of 20177513004 is 40031577102.
It is not an unprimeable number, because it can be changed into a prime (20177513009) 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, 1067107 + ... + 1085850.
It is an arithmetic number, because the mean of its divisors is an integer number (1085090832).
Almost surely, 220177513004 is an apocalyptic number.
It is an amenable number.
20177513004 is an abundant number, since it is smaller than the sum of its proper divisors (31906846932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20177513004 is a wasteful number, since it uses less digits than its factorization.
20177513004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2153046 (or 2153044 counting only the distinct ones).
The product of its (nonzero) digits is 5880, while the sum is 30.
The spelling of 20177513004 in words is "twenty billion, one hundred seventy-seven million, five hundred thirteen thousand, four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •