Base | Representation |
---|---|
bin | 1011001000000100110000… |
… | …1110010011101001000010 |
3 | 1121022111101220010201220220 |
4 | 2302001030032103221002 |
5 | 3100412342443143030 |
6 | 42003531005443510 |
7 | 2401554465364221 |
oct | 262011416235102 |
9 | 47274356121826 |
10 | 12233345677890 |
11 | 3997150792387 |
12 | 1456aa2870596 |
13 | 6a97a428a1bc |
14 | 3041505b4cb8 |
15 | 16333da95a10 |
hex | b204c393a42 |
12233345677890 has 16 divisors (see below), whose sum is σ = 29360029627008. Its totient is φ = 3262225514096.
The previous prime is 12233345677849. The next prime is 12233345677919. The reversal of 12233345677890 is 9877654333221.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203889094602 + ... + 203889094661.
It is an arithmetic number, because the mean of its divisors is an integer number (1835001851688).
It is a 2-persistent number, because it is pandigital, and so is 2⋅12233345677890 = 24466691355780, but 3⋅12233345677890 = 36700037033670 is not.
Almost surely, 212233345677890 is an apocalyptic number.
12233345677890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12233345677890 is an abundant number, since it is smaller than the sum of its proper divisors (17126683949118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12233345677890 is a wasteful number, since it uses less digits than its factorization.
12233345677890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 407778189273.
The product of its (nonzero) digits is 45722880, while the sum is 60.
The spelling of 12233345677890 in words is "twelve trillion, two hundred thirty-three billion, three hundred forty-five million, six hundred seventy-seven thousand, eight hundred ninety".
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