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12174071008 = 2511172931273
BaseRepresentation
bin10110101011010000…
…11001010011100000
31011102102122212212211
423111220121103200
5144413030233013
65332004331504
7610453616251
oct132550312340
934372585784
1012174071008
115187a44810
1224390a3b94
1311c0240b18
14836bb0b28
154b3ba723d
hex2d5a194e0

12174071008 has 288 divisors, whose sum is σ = 29998291680. Its totient is φ = 4799692800.

The previous prime is 12174071003. The next prime is 12174071017. The reversal of 12174071008 is 80017047121.

It is a super-2 number, since 2×121740710082 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12174071003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 166768060 + ... + 166768132.

It is an arithmetic number, because the mean of its divisors is an integer number (104160735).

Almost surely, 212174071008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12174071008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14999145840).

12174071008 is an abundant number, since it is smaller than the sum of its proper divisors (17824220672).

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

12174071008 is a wasteful number, since it uses less digits than its factorization.

12174071008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 31.

The spelling of 12174071008 in words is "twelve billion, one hundred seventy-four million, seventy-one thousand, eight".