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12070229190 = 235517977687
BaseRepresentation
bin10110011110111000…
…10001010011000110
31011011012021011200120
423033130101103012
5144204434313230
65313414522410
7605053153365
oct131734212306
934135234616
1012070229190
115134369928
12240a366406
1311a4883766
1482709d7dc
154a99e4310
hex2cf7114c6

12070229190 has 32 divisors (see below), whose sum is σ = 28974516480. Its totient is φ = 3218064864.

The previous prime is 12070229141. The next prime is 12070229191. The reversal of 12070229190 is 9192207021.

12070229190 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×120702291902 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12070229191) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 116527 + ... + 194213.

It is an arithmetic number, because the mean of its divisors is an integer number (905453640).

Almost surely, 212070229190 is an apocalyptic number.

12070229190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12070229190 is an abundant number, since it is smaller than the sum of its proper divisors (16904287290).

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

12070229190 is a wasteful number, since it uses less digits than its factorization.

12070229190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82876.

The product of its (nonzero) digits is 4536, while the sum is 33.

The spelling of 12070229190 in words is "twelve billion, seventy million, two hundred twenty-nine thousand, one hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 5179 10358 15537 25895 31074 51790 77685 77687 155370 155374 233061 388435 466122 776870 1165305 2330610 402340973 804681946 1207022919 2011704865 2414045838 4023409730 6035114595 12070229190