Search a number
-
+
123483137 = 3119320639
BaseRepresentation
bin1110101110000…
…11010000000001
322121100121000112
413113003100001
5223102430022
620130401105
73026406101
oct727032001
9277317015
10123483137
1163780788
1235430195
131c77645b
1412585201
15ac928e2
hex75c3401

123483137 has 8 divisors (see below), whose sum is σ = 128133120. Its totient is φ = 118874880.

The previous prime is 123483133. The next prime is 123483161. The reversal of 123483137 is 731384321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123483137 - 22 = 123483133 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123483133) 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, 4337 + ... + 16302.

It is an arithmetic number, because the mean of its divisors is an integer number (16016640).

Almost surely, 2123483137 is an apocalyptic number.

It is an amenable number.

123483137 is a deficient number, since it is larger than the sum of its proper divisors (4649983).

123483137 is a wasteful number, since it uses less digits than its factorization.

123483137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20863.

The product of its digits is 12096, while the sum is 32.

The square root of 123483137 is about 11112.2966573072. The cubic root of 123483137 is about 497.9692795144.

The spelling of 123483137 in words is "one hundred twenty-three million, four hundred eighty-three thousand, one hundred thirty-seven".

Divisors: 1 31 193 5983 20639 639809 3983327 123483137