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15234140125 = 53315237517
BaseRepresentation
bin11100011000000011…
…01000011111011101
31110022200201111120001
432030001220133131
5222144414441000
610555400254301
71046342024461
oct161401503735
943280644501
1015234140125
116508302a56
122b51a71391
13158a1c78c9
14a473724a1
155e266446a
hex38c0687dd

15234140125 has 32 divisors (see below), whose sum is σ = 19665644544. Its totient is φ = 11770056000.

The previous prime is 15234140083. The next prime is 15234140149. The reversal of 15234140125 is 52104143251.

15234140125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 15234140125 - 27 = 15234139997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15234140093 and 15234140102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2022867 + ... + 2030383.

It is an arithmetic number, because the mean of its divisors is an integer number (614551392).

Almost surely, 215234140125 is an apocalyptic number.

It is an amenable number.

15234140125 is a deficient number, since it is larger than the sum of its proper divisors (4431504419).

15234140125 is an equidigital number, since it uses as much as digits as its factorization.

15234140125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8086 (or 8076 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 15234140125 its reverse (52104143251), we get a palindrome (67338283376).

The spelling of 15234140125 in words is "fifteen billion, two hundred thirty-four million, one hundred forty thousand, one hundred twenty-five".

Divisors: 1 5 25 31 125 155 523 775 2615 3875 7517 13075 16213 37585 65375 81065 187925 233027 405325 939625 1165135 2026625 3931391 5825675 19656955 29128375 98284775 121873121 491423875 609365605 3046828025 15234140125