Base | Representation |
---|---|
bin | 1011110100101010001… |
… | …0100010100011011000 |
3 | 201102021100212212101202 |
4 | 2331022202202203120 |
5 | 11311434143000240 |
6 | 233150450333332 |
7 | 20450232531344 |
oct | 2751242424330 |
9 | 642240785352 |
10 | 203114031320 |
11 | 7915a637002 |
12 | 3344658a248 |
13 | 161cc51a965 |
14 | 9b8b8cc624 |
15 | 543ba40315 |
hex | 2f4a8a28d8 |
203114031320 has 128 divisors (see below), whose sum is σ = 483372489600. Its totient is φ = 76660936704.
The previous prime is 203114031271. The next prime is 203114031391. The reversal of 203114031320 is 23130411302.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 203114031292 and 203114031301.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23360894 + ... + 23369586.
It is an arithmetic number, because the mean of its divisors is an integer number (3776347575).
Almost surely, 2203114031320 is an apocalyptic number.
203114031320 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 203114031320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241686244800).
203114031320 is an abundant number, since it is smaller than the sum of its proper divisors (280258458280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203114031320 is a wasteful number, since it uses less digits than its factorization.
203114031320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9069 (or 9065 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 203114031320 its reverse (23130411302), we get a palindrome (226244442622).
The spelling of 203114031320 in words is "two hundred three billion, one hundred fourteen million, thirty-one thousand, three hundred twenty".
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