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104142037 = 144771971
BaseRepresentation
bin1100011010100…
…01010011010101
321020221222000111
412031101103111
5203130021122
614200043021
72403123046
oct615212325
9236858014
10104142037
11538704aa
122aa63471
1318763c0c
14db8c8cd
159221d77
hex63514d5

104142037 has 4 divisors (see below), whose sum is σ = 104215456. Its totient is φ = 104068620.

The previous prime is 104142011. The next prime is 104142061. The reversal of 104142037 is 730241401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 104142037 - 219 = 103617749 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104141999 and 104142017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104142937) 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, 34539 + ... + 37432.

It is an arithmetic number, because the mean of its divisors is an integer number (26053864).

Almost surely, 2104142037 is an apocalyptic number.

It is an amenable number.

104142037 is a deficient number, since it is larger than the sum of its proper divisors (73419).

104142037 is an equidigital number, since it uses as much as digits as its factorization.

104142037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73418.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 104142037 is about 10205.0005879471. Note that the first 3 decimals coincide. The cubic root of 104142037 is about 470.4809276714.

Adding to 104142037 its reverse (730241401), we get a palindrome (834383438).

The spelling of 104142037 in words is "one hundred four million, one hundred forty-two thousand, thirty-seven".

Divisors: 1 1447 71971 104142037