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1313401153040 = 245109714965829
BaseRepresentation
bin10011000111001100110…
…011110010011000010000
311122120010011222120012122
4103013030303302120100
5133004321143344130
62443211304513412
7163614206412404
oct23071463623020
94576104876178
101313401153040
1146701278a889
1219266747b868
1396b126224b2
14477d72d9104
15242706b72e5
hex131cccf2610

1313401153040 has 40 divisors (see below), whose sum is σ = 3056441529240. Its totient is φ = 524881519616.

The previous prime is 1313401153033. The next prime is 1313401153049. The reversal of 1313401153040 is 403511043131.

It can be written as a sum of positive squares in 4 ways, for example, as 3264522496 + 1310136630544 = 57136^2 + 1144612^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (1313401153049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7395155 + ... + 7570674.

It is an arithmetic number, because the mean of its divisors is an integer number (76411038231).

Almost surely, 21313401153040 is an apocalyptic number.

1313401153040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313401153040 is an abundant number, since it is smaller than the sum of its proper divisors (1743040376200).

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

1313401153040 is a wasteful number, since it uses less digits than its factorization.

1313401153040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14966939 (or 14966933 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 1313401153040 its reverse (403511043131), we get a palindrome (1716912196171).

The spelling of 1313401153040 in words is "one trillion, three hundred thirteen billion, four hundred one million, one hundred fifty-three thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 40 80 1097 2194 4388 5485 8776 10970 17552 21940 43880 87760 14965829 29931658 59863316 74829145 119726632 149658290 239453264 299316580 598633160 1197266320 16417514413 32835028826 65670057652 82087572065 131340115304 164175144130 262680230608 328350288260 656700576520 1313401153040