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181014053 = 1131530833
BaseRepresentation
bin10101100101000…
…00111000100101
3110121121110121012
422302200320211
5332314422203
625543432005
74325410523
oct1262407045
9417543535
10181014053
11931a55a0
1250755605
132b66a60c
141a07d313
1510d58bd8
hexaca0e25

181014053 has 8 divisors (see below), whose sum is σ = 203840256. Its totient is φ = 159249600.

The previous prime is 181014019. The next prime is 181014089. The reversal of 181014053 is 350410181.

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 181014053 - 28 = 181013797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (181014553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265076 + ... + 265757.

It is an arithmetic number, because the mean of its divisors is an integer number (25480032).

Almost surely, 2181014053 is an apocalyptic number.

It is an amenable number.

181014053 is a deficient number, since it is larger than the sum of its proper divisors (22826203).

181014053 is a wasteful number, since it uses less digits than its factorization.

181014053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530875.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 181014053 is about 13454.1463125685. The cubic root of 181014053 is about 565.6799217876.

The spelling of 181014053 in words is "one hundred eighty-one million, fourteen thousand, fifty-three".

Divisors: 1 11 31 341 530833 5839163 16455823 181014053