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131212302424030 = 2513121230242403
BaseRepresentation
bin11101110101011000111110…
…101011010001011111011110
3122012120202212221220021212201
4131311120332223101133132
5114144240243410032110
61143022033302122114
736431530113245122
oct3565307653213736
9565522787807781
10131212302424030
1138898909025603
12128719a672033a
13582a361870929
1424589d0549582
1510281ee341b3a
hex77563ead17de

131212302424030 has 8 divisors (see below), whose sum is σ = 236182144363272. Its totient is φ = 52484920969608.

The previous prime is 131212302423989. The next prime is 131212302424057. The reversal of 131212302424030 is 30424203212131.

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

It is a self number, because there is not a number n which added to its sum of digits gives 131212302424030.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6560615121192 + ... + 6560615121211.

It is an arithmetic number, because the mean of its divisors is an integer number (29522768045409).

Almost surely, 2131212302424030 is an apocalyptic number.

131212302424030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131212302424030 is a deficient number, since it is larger than the sum of its proper divisors (104969841939242).

131212302424030 is a wasteful number, since it uses less digits than its factorization.

131212302424030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13121230242410.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 131212302424030 its reverse (30424203212131), we get a palindrome (161636505636161).

The spelling of 131212302424030 in words is "one hundred thirty-one trillion, two hundred twelve billion, three hundred two million, four hundred twenty-four thousand, thirty".

Divisors: 1 2 5 10 13121230242403 26242460484806 65606151212015 131212302424030