Base | Representation |
---|---|
bin | 1001100000111110… |
… | …1000000110000100 |
3 | 20121000020111021101 |
4 | 2120033220012010 |
5 | 20212340430340 |
6 | 1101242025444 |
7 | 120203424040 |
oct | 23017500604 |
9 | 6530214241 |
10 | 2554233220 |
11 | 10a0886250 |
12 | 5b34a8284 |
13 | 31923a606 |
14 | 1a332b020 |
15 | ee38ec9a |
hex | 983e8184 |
2554233220 has 96 divisors (see below), whose sum is σ = 6903300096. Its totient is φ = 770428800.
The previous prime is 2554233181. The next prime is 2554233233. The reversal of 2554233220 is 223324552.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20989 + ... + 74491.
It is an arithmetic number, because the mean of its divisors is an integer number (71909376).
Almost surely, 22554233220 is an apocalyptic number.
2554233220 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 2554233220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3451650048).
2554233220 is an abundant number, since it is smaller than the sum of its proper divisors (4349066876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2554233220 is a wasteful number, since it uses less digits than its factorization.
2554233220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53561 (or 53559 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 28.
The square root of 2554233220 is about 50539.4224343730. The cubic root of 2554233220 is about 1366.9527918344.
Adding to 2554233220 its reverse (223324552), we get a palindrome (2777557772).
It can be divided in two parts, 25 and 54233220, that added together give a palindrome (54233245).
The spelling of 2554233220 in words is "two billion, five hundred fifty-four million, two hundred thirty-three thousand, two hundred twenty".
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