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11372099 = 17668947
BaseRepresentation
bin101011011000…
…011001000011
3210101202120212
4223120121003
510402401344
61043424335
7165442544
oct53303103
923352525
1011372099
116468032
1239850ab
13248226b
1417204cb
15ee979e
hexad8643

11372099 has 4 divisors (see below), whose sum is σ = 12041064. Its totient is φ = 10703136.

The previous prime is 11372087. The next prime is 11372117. The reversal of 11372099 is 99027311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99027311 = 591678429.

It is a cyclic number.

It is not a de Polignac number, because 11372099 - 24 = 11372083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11372029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334457 + ... + 334490.

It is an arithmetic number, because the mean of its divisors is an integer number (3010266).

Almost surely, 211372099 is an apocalyptic number.

11372099 is a deficient number, since it is larger than the sum of its proper divisors (668965).

11372099 is an equidigital number, since it uses as much as digits as its factorization.

11372099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668964.

The product of its (nonzero) digits is 3402, while the sum is 32.

The square root of 11372099 is about 3372.2542905303. The cubic root of 11372099 is about 224.8779519157.

The spelling of 11372099 in words is "eleven million, three hundred seventy-two thousand, ninety-nine".

Divisors: 1 17 668947 11372099