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104525031053 = 157665764529
BaseRepresentation
bin110000101011000101…
…1010110011010001101
3100222210112021201220102
41201112023112122031
53203031401443203
6120003530100445
710360141050602
oct1412613263215
9328715251812
10104525031053
1140368722993
121831127a725
139b1a13b601
1450b80046a9
152abb61e888
hex18562d668d

104525031053 has 4 divisors (see below), whose sum is σ = 105190795740. Its totient is φ = 103859266368.

The previous prime is 104525031019. The next prime is 104525031101. The reversal of 104525031053 is 350130525401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 350130525401 = 379462987173.

It can be written as a sum of positive squares in 2 ways, for example, as 60911720809 + 43613310244 = 246803^2 + 208838^2 .

It is a cyclic number.

It is not a de Polignac number, because 104525031053 - 214 = 104525014669 is a prime.

It is a super-3 number, since 3×1045250310533 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104525037053) 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, 332882108 + ... + 332882421.

It is an arithmetic number, because the mean of its divisors is an integer number (26297698935).

Almost surely, 2104525031053 is an apocalyptic number.

It is an amenable number.

104525031053 is a deficient number, since it is larger than the sum of its proper divisors (665764687).

104525031053 is an equidigital number, since it uses as much as digits as its factorization.

104525031053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665764686.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 104525031053 its reverse (350130525401), we get a palindrome (454655556454).

The spelling of 104525031053 in words is "one hundred four billion, five hundred twenty-five million, thirty-one thousand, fifty-three".

Divisors: 1 157 665764529 104525031053