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13102053 = 317256903
BaseRepresentation
bin110001111110…
…101111100101
3220122122122020
4301332233211
511323231203
61144453353
7216236256
oct61765745
926578566
1013102053
117439848
12447a259
1329397c3
141a50b2d
15123c153
hexc7ebe5

13102053 has 8 divisors (see below), whose sum is σ = 18497088. Its totient is φ = 8220864.

The previous prime is 13102031. The next prime is 13102069. The reversal of 13102053 is 35020131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13102053 - 25 = 13102021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13102003) 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, 128401 + ... + 128502.

It is an arithmetic number, because the mean of its divisors is an integer number (2312136).

Almost surely, 213102053 is an apocalyptic number.

It is an amenable number.

13102053 is a deficient number, since it is larger than the sum of its proper divisors (5395035).

13102053 is a wasteful number, since it uses less digits than its factorization.

13102053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256923.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 13102053 is about 3619.6758142132. The cubic root of 13102053 is about 235.7471497140.

Adding to 13102053 its reverse (35020131), we get a palindrome (48122184).

The spelling of 13102053 in words is "thirteen million, one hundred two thousand, fifty-three".

Divisors: 1 3 17 51 256903 770709 4367351 13102053