Search a number
-
+
122324380 = 2256116219
BaseRepresentation
bin1110100101010…
…00010110011100
322112011201111121
413102220112130
5222303340010
620045500324
73013511563
oct722502634
9275151447
10122324380
116305a132
1234b716a4
131c45bbb9
1412362bda
15ab143da
hex74a859c

122324380 has 12 divisors (see below), whose sum is σ = 256881240. Its totient is φ = 48929744.

The previous prime is 122324351. The next prime is 122324383. The reversal of 122324380 is 83423221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122324383) 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, 3058090 + ... + 3058129.

It is an arithmetic number, because the mean of its divisors is an integer number (21406770).

Almost surely, 2122324380 is an apocalyptic number.

122324380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122324380 is an abundant number, since it is smaller than the sum of its proper divisors (134556860).

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

122324380 is a wasteful number, since it uses less digits than its factorization.

122324380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6116228 (or 6116226 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 122324380 is about 11060.0352621499. The cubic root of 122324380 is about 496.4067455708.

The spelling of 122324380 in words is "one hundred twenty-two million, three hundred twenty-four thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 6116219 12232438 24464876 30581095 61162190 122324380