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123683468 = 22130123767
BaseRepresentation
bin1110101111101…
…00001010001100
322121201202211012
413113310022030
5223130332333
620134544352
73031202126
oct727641214
9277652735
10123683468
11638a8247
12355080b8
131c8166ac
14125d8216
15acd1e48
hex75f428c

123683468 has 12 divisors (see below), whose sum is σ = 216621552. Its totient is φ = 61791600.

The previous prime is 123683467. The next prime is 123683473. The reversal of 123683468 is 864386321.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (123683467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6680 + ... + 17087.

It is an arithmetic number, because the mean of its divisors is an integer number (18051796).

Almost surely, 2123683468 is an apocalyptic number.

It is an amenable number.

123683468 is a deficient number, since it is larger than the sum of its proper divisors (92938084).

123683468 is a wasteful number, since it uses less digits than its factorization.

123683468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25072 (or 25070 counting only the distinct ones).

The product of its digits is 165888, while the sum is 41.

The square root of 123683468 is about 11121.3069375861. The cubic root of 123683468 is about 498.2384249956.

The spelling of 123683468 in words is "one hundred twenty-three million, six hundred eighty-three thousand, four hundred sixty-eight".

Divisors: 1 2 4 1301 2602 5204 23767 47534 95068 30920867 61841734 123683468