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2255200407 = 33667312517
BaseRepresentation
bin1000011001101011…
…1010000010010111
312211011120001101000
42012122322002113
514104312403112
61011440434343
7106612613205
oct20632720227
95734501330
102255200407
11a58002499
1252b3189b3
1329c2bab15
1417572a075
15d2ec27dc
hex866ba097

2255200407 has 16 divisors (see below), whose sum is σ = 3341805280. Its totient is φ = 1503121536.

The previous prime is 2255200379. The next prime is 2255200427. The reversal of 2255200407 is 7040025522.

2255200407 is a `hidden beast` number, since 2 + 2 + 55 + 200 + 407 = 666.

It is a de Polignac number, because none of the positive numbers 2k-2255200407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255200427) 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, 173913 + ... + 186429.

It is an arithmetic number, because the mean of its divisors is an integer number (208862830).

Almost surely, 22255200407 is an apocalyptic number.

2255200407 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2255200407 is a deficient number, since it is larger than the sum of its proper divisors (1086604873).

2255200407 is a wasteful number, since it uses less digits than its factorization.

2255200407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19199 (or 19193 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 2255200407 is about 47488.9503674276. The cubic root of 2255200407 is about 1311.3794700833.

Adding to 2255200407 its reverse (7040025522), we get a palindrome (9295225929).

The spelling of 2255200407 in words is "two billion, two hundred fifty-five million, two hundred thousand, four hundred seven".

Divisors: 1 3 9 27 6673 12517 20019 37551 60057 112653 180171 337959 83525941 250577823 751733469 2255200407