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13123330210 = 251969070159
BaseRepresentation
bin11000011100011011…
…00010000010100010
31020212120212020201001
430032031202002202
5203334033031320
610010114302214
7643131315634
oct141615420242
936776766631
1013123330210
115624861251
122662b8796a
131311ac3663
148c6cb0a54
1551c1b420a
hex30e3620a2

13123330210 has 16 divisors (see below), whose sum is σ = 24865257600. Its totient is φ = 4973051376.

The previous prime is 13123330201. The next prime is 13123330249. The reversal of 13123330210 is 1203332131.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34534890 + ... + 34535269.

It is an arithmetic number, because the mean of its divisors is an integer number (1554078600).

Almost surely, 213123330210 is an apocalyptic number.

13123330210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13123330210 is a deficient number, since it is larger than the sum of its proper divisors (11741927390).

13123330210 is a wasteful number, since it uses less digits than its factorization.

13123330210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69070185.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 13123330210 its reverse (1203332131), we get a palindrome (14326662341).

The spelling of 13123330210 in words is "thirteen billion, one hundred twenty-three million, three hundred thirty thousand, two hundred ten".

Divisors: 1 2 5 10 19 38 95 190 69070159 138140318 345350795 690701590 1312333021 2624666042 6561665105 13123330210