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12303005310 = 2325136700059
BaseRepresentation
bin10110111010101000…
…01111011001111110
31011202102021102111100
423131110033121332
5200144032132220
65352452033530
7613610551101
oct133524173176
934672242440
1012303005310
1152437a8a92
1224743028a6
131210b754cb
14849d74738
154c0174d90
hex2dd50f67e

12303005310 has 24 divisors (see below), whose sum is σ = 31987814040. Its totient is φ = 3280801392.

The previous prime is 12303005261. The next prime is 12303005357. The reversal of 12303005310 is 1350030321.

It is a super-2 number, since 2×123030053102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68349940 + ... + 68350119.

It is an arithmetic number, because the mean of its divisors is an integer number (1332825585).

Almost surely, 212303005310 is an apocalyptic number.

12303005310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12303005310 is an abundant number, since it is smaller than the sum of its proper divisors (19684808730).

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

12303005310 is a wasteful number, since it uses less digits than its factorization.

12303005310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136700072 (or 136700069 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

Adding to 12303005310 its reverse (1350030321), we get a palindrome (13653035631).

The spelling of 12303005310 in words is "twelve billion, three hundred three million, five thousand, three hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 136700059 273400118 410100177 683500295 820200354 1230300531 1367000590 2050500885 2460601062 4101001770 6151502655 12303005310