Base | Representation |
---|---|
bin | 1011101100111010000… |
… | …0000010010001011100 |
3 | 201012220100001112010201 |
4 | 2323032200002101130 |
5 | 11243203422000103 |
6 | 232204150513244 |
7 | 20344533206620 |
oct | 2731640022134 |
9 | 635810045121 |
10 | 201033000028 |
11 | 78291984433 |
12 | 32b65665824 |
13 | 15c5a3419b3 |
14 | 9a3137d180 |
15 | 5368ec351d |
hex | 2ece80245c |
201033000028 has 48 divisors (see below), whose sum is σ = 423335404800. Its totient is φ = 81601585920.
The previous prime is 201033000019. The next prime is 201033000029. The reversal of 201033000028 is 820000330102.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a junction number, because it is equal to n+sod(n) for n = 201032999969 and 201033000014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201033000029) 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, 2130228 + ... + 2222596.
It is an arithmetic number, because the mean of its divisors is an integer number (8819487600).
Almost surely, 2201033000028 is an apocalyptic number.
201033000028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
201033000028 is an abundant number, since it is smaller than the sum of its proper divisors (222302404772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201033000028 is a wasteful number, since it uses less digits than its factorization.
201033000028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96490 (or 96488 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
The spelling of 201033000028 in words is "two hundred one billion, thirty-three million, twenty-eight", and thus it is an aban number.
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