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122325380 = 22531197299
BaseRepresentation
bin1110100101010…
…00100110000100
322112011202212122
413102220212010
5222303403010
620045505112
73013514522
oct722504604
9275152778
10122325380
116305a961
1234b72198
131c45c4a8
1412363312
15ab14855
hex74a8984

122325380 has 24 divisors (see below), whose sum is σ = 265171200. Its totient is φ = 47351520.

The previous prime is 122325347. The next prime is 122325383. The reversal of 122325380 is 83523221.

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 (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98030 + ... + 99269.

It is an arithmetic number, because the mean of its divisors is an integer number (11048800).

Almost surely, 2122325380 is an apocalyptic number.

122325380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122325380 is an abundant number, since it is smaller than the sum of its proper divisors (142845820).

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

122325380 is a wasteful number, since it uses less digits than its factorization.

122325380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197339 (or 197337 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 122325380 is about 11060.0804698700. The cubic root of 122325380 is about 496.4080982731.

The spelling of 122325380 in words is "one hundred twenty-two million, three hundred twenty-five thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 197299 394598 789196 986495 1972990 3945980 6116269 12232538 24465076 30581345 61162690 122325380