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13101630 = 235716151
BaseRepresentation
bin110001111110…
…101000111110
3220122122001120
4301332220332
511323223010
61144451410
7216235113
oct61765076
926578046
1013101630
1174394a3
124479b66
132939559
141a5090a
15123be70
hexc7ea3e

13101630 has 32 divisors (see below), whose sum is σ = 31891968. Its totient is φ = 3444000.

The previous prime is 13101629. The next prime is 13101631. The reversal of 13101630 is 3610131.

It is an interprime number because it is at equal distance from previous prime (13101629) and next prime (13101631).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13101631) 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, 946 + ... + 5205.

It is an arithmetic number, because the mean of its divisors is an integer number (996624).

Almost surely, 213101630 is an apocalyptic number.

13101630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13101630 is an abundant number, since it is smaller than the sum of its proper divisors (18790338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13101630 is a wasteful number, since it uses less digits than its factorization.

13101630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6232.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 13101630 is about 3619.6173830945. The cubic root of 13101630 is about 235.7446126531.

Adding to 13101630 its reverse (3610131), we get a palindrome (16711761).

It can be divided in two parts, 13101 and 630, that added together give a palindrome (13731).

The spelling of 13101630 in words is "thirteen million, one hundred one thousand, six hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 71 142 213 355 426 710 1065 2130 6151 12302 18453 30755 36906 61510 92265 184530 436721 873442 1310163 2183605 2620326 4367210 6550815 13101630