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123225064 = 2374320731
BaseRepresentation
bin1110101100001…
…00001111101000
322120212111000021
413112010033220
5223021200224
620121050224
73024252514
oct726041750
9276774007
10123225064
11636148a6
1235326974
131c6b5b51
1412519144
15ac411e4
hex75843e8

123225064 has 16 divisors (see below), whose sum is σ = 231369120. Its totient is φ = 61526640.

The previous prime is 123225043. The next prime is 123225071. The reversal of 123225064 is 460522321.

It is an unprimeable number.

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, 4422 + ... + 16309.

It is an arithmetic number, because the mean of its divisors is an integer number (14460570).

Almost surely, 2123225064 is an apocalyptic number.

It is an amenable number.

123225064 is a deficient number, since it is larger than the sum of its proper divisors (108144056).

123225064 is a wasteful number, since it uses less digits than its factorization.

123225064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21480 (or 21476 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 123225064 is about 11100.6785378192. The cubic root of 123225064 is about 497.6221280434.

Adding to 123225064 its reverse (460522321), we get a palindrome (583747385).

The spelling of 123225064 in words is "one hundred twenty-three million, two hundred twenty-five thousand, sixty-four".

Divisors: 1 2 4 8 743 1486 2972 5944 20731 41462 82924 165848 15403133 30806266 61612532 123225064