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1310013230 = 252910941443
BaseRepresentation
bin100111000010101…
…0011011100101110
310101022000120022112
41032011103130232
510140330410410
6333554044022
744314633361
oct11605233456
93338016275
101310013230
11612517369
12306879612
1317b532876
14c5daa0d8
157a01c105
hex4e15372e

1310013230 has 32 divisors (see below), whose sum is σ = 2461773600. Its totient is φ = 501282432.

The previous prime is 1310013203. The next prime is 1310013239. The reversal of 1310013230 is 323100131.

It is a super-2 number, since 2×13100132302 = 3432269325550065800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310013239) 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, 10889 + ... + 52331.

It is an arithmetic number, because the mean of its divisors is an integer number (76930425).

Almost surely, 21310013230 is an apocalyptic number.

1310013230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1310013230 is a deficient number, since it is larger than the sum of its proper divisors (1151760370).

1310013230 is a wasteful number, since it uses less digits than its factorization.

1310013230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41588.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1310013230 is about 36194.1049067386. The cubic root of 1310013230 is about 1094.1878648261.

Adding to 1310013230 its reverse (323100131), we get a palindrome (1633113361).

The spelling of 1310013230 in words is "one billion, three hundred ten million, thirteen thousand, two hundred thirty".

Divisors: 1 2 5 10 29 58 109 145 218 290 545 1090 3161 6322 15805 31610 41443 82886 207215 414430 1201847 2403694 4517287 6009235 9034574 12018470 22586435 45172870 131001323 262002646 655006615 1310013230