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13630341 = 373109571
BaseRepresentation
bin110011111111…
…101110000101
3221122111022110
4303333232011
511442132331
61204051233
7223566414
oct63775605
927574273
1013630341
11776a74a
124693b19
132a930ba
141b4b47b
1512e3946
hexcffb85

13630341 has 16 divisors (see below), whose sum is σ = 18624320. Its totient is φ = 8864640.

The previous prime is 13630307. The next prime is 13630363. The reversal of 13630341 is 14303631.

It is not a de Polignac number, because 13630341 - 27 = 13630213 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13630301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23586 + ... + 24156.

It is an arithmetic number, because the mean of its divisors is an integer number (1164020).

Almost surely, 213630341 is an apocalyptic number.

It is an amenable number.

13630341 is a deficient number, since it is larger than the sum of its proper divisors (4993979).

13630341 is a wasteful number, since it uses less digits than its factorization.

13630341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 13630341 is about 3691.9291705015. The cubic root of 13630341 is about 238.8740137684.

Adding to 13630341 its reverse (14303631), we get a palindrome (27933972).

The spelling of 13630341 in words is "thirteen million, six hundred thirty thousand, three hundred forty-one".

Divisors: 1 3 73 109 219 327 571 1713 7957 23871 41683 62239 125049 186717 4543447 13630341