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13010244320 = 255139584993
BaseRepresentation
bin11000001110111100…
…01001001011100000
31020120201001220000202
430013132021023200
5203121110304240
65550554404332
7640256152313
oct140736111340
936521056022
1013010244320
115576a42137
1226311306a8
1312c454a828
148b5c7497a
155122c7315
hex3077892e0

13010244320 has 48 divisors (see below), whose sum is σ = 30957882480. Its totient is φ = 5166649344.

The previous prime is 13010244287. The next prime is 13010244329. The reversal of 13010244320 is 2344201031.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 13010244292 and 13010244301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13010244329) 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, 270257 + ... + 314736.

It is an arithmetic number, because the mean of its divisors is an integer number (644955885).

Almost surely, 213010244320 is an apocalyptic number.

13010244320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13010244320 is an abundant number, since it is smaller than the sum of its proper divisors (17947638160).

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

13010244320 is a wasteful number, since it uses less digits than its factorization.

13010244320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585147 (or 585139 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 13010244320 its reverse (2344201031), we get a palindrome (15354445351).

The spelling of 13010244320 in words is "thirteen billion, ten million, two hundred forty-four thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 139 160 278 556 695 1112 1390 2224 2780 4448 5560 11120 22240 584993 1169986 2339972 2924965 4679944 5849930 9359888 11699860 18719776 23399720 46799440 81314027 93598880 162628054 325256108 406570135 650512216 813140270 1301024432 1626280540 2602048864 3252561080 6505122160 13010244320