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2145212345062 = 21956452956449
BaseRepresentation
bin11111001101111000100…
…111101010101011100110
321121002011112111021221101
4133031320213222223212
5240121343330020222
64321255201310314
7310662235033453
oct37157047525346
97532145437841
102145212345062
11757863496a16
122a790b33539a
131273a5c722c7
1475b8645682a
153ac065ec927
hex1f3789eaae6

2145212345062 has 8 divisors (see below), whose sum is σ = 3387177387000. Its totient is φ = 1016153216064.

The previous prime is 2145212345033. The next prime is 2145212345093. The reversal of 2145212345062 is 2605432125412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28226478187 + ... + 28226478262.

It is an arithmetic number, because the mean of its divisors is an integer number (423397173375).

Almost surely, 22145212345062 is an apocalyptic number.

2145212345062 is a deficient number, since it is larger than the sum of its proper divisors (1241965041938).

2145212345062 is a wasteful number, since it uses less digits than its factorization.

2145212345062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56452956470.

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 2145212345062 in words is "two trillion, one hundred forty-five billion, two hundred twelve million, three hundred forty-five thousand, sixty-two".

Divisors: 1 2 19 38 56452956449 112905912898 1072606172531 2145212345062