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13001123102 = 2112818272543
BaseRepresentation
bin11000001101110110…
…10110010100011110
31020120001220111001212
430012323112110132
5203111241414402
65550031104422
7640115502662
oct140673262436
936501814055
1013001123102
115571882240
12262a072112
1312c26a5c66
148b497c8a2
155115c4952
hex306ed651e

13001123102 has 32 divisors (see below), whose sum is σ = 21384497664. Its totient is φ = 5879137600.

The previous prime is 13001123101. The next prime is 13001123111. The reversal of 13001123102 is 20132110031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13001123101) 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, 5111243 + ... + 5113785.

It is an arithmetic number, because the mean of its divisors is an integer number (668265552).

Almost surely, 213001123102 is an apocalyptic number.

13001123102 is a deficient number, since it is larger than the sum of its proper divisors (8383374562).

13001123102 is a wasteful number, since it uses less digits than its factorization.

13001123102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3664.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 13001123102 its reverse (20132110031), we get a palindrome (33133233133).

The spelling of 13001123102 in words is "thirteen billion, one million, one hundred twenty-three thousand, one hundred two".

Divisors: 1 2 11 22 281 562 827 1654 2543 3091 5086 6182 9097 18194 27973 55946 232387 464774 714583 1429166 2103061 2556257 4206122 5112514 7860413 15720826 23133671 46267342 590960141 1181920282 6500561551 13001123102