Base | Representation |
---|---|
bin | 1011101001001000100… |
… | …0101000001101011000 |
3 | 201010021202100112012201 |
4 | 2322102020220031120 |
5 | 11234120134343000 |
6 | 231515451415544 |
7 | 20310454624342 |
oct | 2722210501530 |
9 | 633252315181 |
10 | 200020231000 |
11 | 7791222a037 |
12 | 329224545b4 |
13 | 15b28583795 |
14 | 9976a6a292 |
15 | 530a11d96a |
hex | 2e92228358 |
200020231000 has 64 divisors (see below), whose sum is σ = 468382824000. Its totient is φ = 79950745600.
The previous prime is 200020230967. The next prime is 200020231049. The reversal of 200020231000 is 132020002.
It is a super-2 number, since 2×2000202310002 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1338021 + ... + 1479979.
It is an arithmetic number, because the mean of its divisors is an integer number (7318481625).
Almost surely, 2200020231000 is an apocalyptic number.
200020231000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 200020231000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234191412000).
200020231000 is an abundant number, since it is smaller than the sum of its proper divisors (268362593000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200020231000 is a wasteful number, since it uses less digits than its factorization.
200020231000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 143389 (or 143375 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 10.
Adding to 200020231000 its reverse (132020002), we get a palindrome (200152251002).
The spelling of 200020231000 in words is "two hundred billion, twenty million, two hundred thirty-one thousand".
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