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2550902 = 21967129
BaseRepresentation
bin1001101110110001110110
311210121011212
421232301312
51123112102
6130401422
730453014
oct11566166
94717155
102550902
111492592
12a30272
136b4113
144a58b4
15355c52
hex26ec76

2550902 has 8 divisors (see below), whose sum is σ = 4027800. Its totient is φ = 1208304.

The previous prime is 2550887. The next prime is 2550937. The reversal of 2550902 is 2090552.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33527 + ... + 33602.

It is an arithmetic number, because the mean of its divisors is an integer number (503475).

22550902 is an apocalyptic number.

2550902 is a deficient number, since it is larger than the sum of its proper divisors (1476898).

2550902 is a wasteful number, since it uses less digits than its factorization.

2550902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67150.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 2550902 is about 1597.1543444514. The cubic root of 2550902 is about 136.6358275317.

The spelling of 2550902 in words is "two million, five hundred fifty thousand, nine hundred two".

Divisors: 1 2 19 38 67129 134258 1275451 2550902