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10200252 = 223850021
BaseRepresentation
bin100110111010…
…010010111100
3201012020010010
4212322102330
510102402002
61002343220
7152462226
oct46722274
921166103
1010200252
115837667
1234bab10
132161a6a
1414d7416
15d6746c
hex9ba4bc

10200252 has 12 divisors (see below), whose sum is σ = 23800616. Its totient is φ = 3400080.

The previous prime is 10200241. The next prime is 10200263. The reversal of 10200252 is 25200201.

It is an interprime number because it is at equal distance from previous prime (10200241) and next prime (10200263).

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 850021 = 10200252 / (1 + 0 + 2 + 0 + 0 + 2 + 5 + 2).

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, 424999 + ... + 425022.

Almost surely, 210200252 is an apocalyptic number.

10200252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10200252 is an abundant number, since it is smaller than the sum of its proper divisors (13600364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10200252 is a wasteful number, since it uses less digits than its factorization.

10200252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850028 (or 850026 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 10200252 is about 3193.7833364209. The cubic root of 10200252 is about 216.8720745009.

Adding to 10200252 its reverse (25200201), we get a palindrome (35400453).

The spelling of 10200252 in words is "ten million, two hundred thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 850021 1700042 2550063 3400084 5100126 10200252