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11992253 = 713131783
BaseRepresentation
bin101101101111…
…110010111101
3211120021021112
4231233302331
511032223003
61105011405
7203634560
oct55576275
924507245
1011992253
116850a59
124023b65
13263b610
1418424d7
1510bd3d8
hexb6fcbd

11992253 has 8 divisors (see below), whose sum is σ = 14759808. Its totient is φ = 9488304.

The previous prime is 11992243. The next prime is 11992291. The reversal of 11992253 is 35229911.

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

It is not a de Polignac number, because 11992253 - 28 = 11991997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11992243) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 65801 + ... + 65982.

It is an arithmetic number, because the mean of its divisors is an integer number (1844976).

Almost surely, 211992253 is an apocalyptic number.

11992253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11992253 is a deficient number, since it is larger than the sum of its proper divisors (2767555).

11992253 is a wasteful number, since it uses less digits than its factorization.

11992253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131803.

The product of its digits is 4860, while the sum is 32.

The square root of 11992253 is about 3462.9832514755. The cubic root of 11992253 is about 228.8935706757.

The spelling of 11992253 in words is "eleven million, nine hundred ninety-two thousand, two hundred fifty-three".

Divisors: 1 7 13 91 131783 922481 1713179 11992253