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12030524030 = 257171864629
BaseRepresentation
bin10110011010001001…
…10011101001111110
31011001102112221110002
423031010303221332
5144114303232110
65305435514302
7604061524040
oct131504635176
934042487402
1012030524030
115113a0a848
1223b8bb8992
131199591195
14821ac5a90
154a629eaa5
hex2cd133a7e

12030524030 has 16 divisors (see below), whose sum is σ = 24748506720. Its totient is φ = 4124751072.

The previous prime is 12030524029. The next prime is 12030524069. The reversal of 12030524030 is 3042503021.

It is a happy number.

It is a super-3 number, since 3×120305240303 (a number of 31 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12030523993 and 12030524011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85932245 + ... + 85932384.

It is an arithmetic number, because the mean of its divisors is an integer number (1546781670).

Almost surely, 212030524030 is an apocalyptic number.

12030524030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12030524030 is an abundant number, since it is smaller than the sum of its proper divisors (12717982690).

12030524030 is a wasteful number, since it uses less digits than its factorization.

12030524030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171864643.

The product of its (nonzero) digits is 720, while the sum is 20.

The spelling of 12030524030 in words is "twelve billion, thirty million, five hundred twenty-four thousand, thirty".

Divisors: 1 2 5 7 10 14 35 70 171864629 343729258 859323145 1203052403 1718646290 2406104806 6015262015 12030524030