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12130710 = 235404357
BaseRepresentation
bin101110010001…
…100110010110
3211211022012120
4232101212112
511101140320
61112000410
7205052334
oct56214626
924738176
1012130710
116935a89
124090106
132689647
14187ab54
1510e9440
hexb91996

12130710 has 16 divisors (see below), whose sum is σ = 29113776. Its totient is φ = 3234848.

The previous prime is 12130681. The next prime is 12130739. The reversal of 12130710 is 1703121.

12130710 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12130681) and next prime (12130739).

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

It is a self number, because there is not a number n which added to its sum of digits gives 12130710.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202149 + ... + 202208.

It is an arithmetic number, because the mean of its divisors is an integer number (1819611).

Almost surely, 212130710 is an apocalyptic number.

12130710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12130710 is an abundant number, since it is smaller than the sum of its proper divisors (16983066).

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

12130710 is a wasteful number, since it uses less digits than its factorization.

12130710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404367.

The product of its (nonzero) digits is 42, while the sum is 15.

The square root of 12130710 is about 3482.9168810065. The cubic root of 12130710 is about 229.7711018266.

Adding to 12130710 its reverse (1703121), we get a palindrome (13833831).

The spelling of 12130710 in words is "twelve million, one hundred thirty thousand, seven hundred ten".

Divisors: 1 2 3 5 6 10 15 30 404357 808714 1213071 2021785 2426142 4043570 6065355 12130710