Base | Representation |
---|---|
bin | 10011001000101111… |
… | …001010000001011000 |
3 | 1222001000002000000101 |
4 | 103020233022001120 |
5 | 314040201033300 |
6 | 13234531545144 |
7 | 1325122230454 |
oct | 231057120130 |
9 | 58030060011 |
10 | 20547674200 |
11 | 8794698829 |
12 | 3b9545b1b4 |
13 | 1c25cb2601 |
14 | dccd2b664 |
15 | 803d9eb6a |
hex | 4c8bca058 |
20547674200 has 48 divisors (see below), whose sum is σ = 49314432960. Its totient is φ = 7953936000.
The previous prime is 20547674153. The next prime is 20547674209. The reversal of 20547674200 is 247674502.
It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 20547674200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20547674209) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1650871 + ... + 1663270.
It is an arithmetic number, because the mean of its divisors is an integer number (1027384020).
Almost surely, 220547674200 is an apocalyptic number.
20547674200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20547674200 is an abundant number, since it is smaller than the sum of its proper divisors (28766758760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20547674200 is a wasteful number, since it uses less digits than its factorization.
20547674200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3314188 (or 3314179 counting only the distinct ones).
The product of its (nonzero) digits is 94080, while the sum is 37.
The spelling of 20547674200 in words is "twenty billion, five hundred forty-seven million, six hundred seventy-four thousand, two hundred".
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