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122325389 = 354734487
BaseRepresentation
bin1110100101010…
…00100110001101
322112011202212222
413102220212031
5222303403024
620045505125
73013514534
oct722504615
9275152788
10122325389
116305a96a
1234b721a5
131c45c4b4
141236331b
15ab1485e
hex74a898d

122325389 has 4 divisors (see below), whose sum is σ = 122363424. Its totient is φ = 122287356.

The previous prime is 122325383. The next prime is 122325397. The reversal of 122325389 is 983523221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 983523221 = 3592739619.

It is a cyclic number.

It is not a de Polignac number, because 122325389 - 212 = 122321293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122325383) by changing a digit.

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, 13697 + ... + 20790.

It is an arithmetic number, because the mean of its divisors is an integer number (30590856).

Almost surely, 2122325389 is an apocalyptic number.

It is an amenable number.

122325389 is a deficient number, since it is larger than the sum of its proper divisors (38035).

122325389 is an equidigital number, since it uses as much as digits as its factorization.

122325389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38034.

The product of its digits is 25920, while the sum is 35.

The square root of 122325389 is about 11060.0808767387. The cubic root of 122325389 is about 496.4081104474.

The spelling of 122325389 in words is "one hundred twenty-two million, three hundred twenty-five thousand, three hundred eighty-nine".

Divisors: 1 3547 34487 122325389