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68348444484386 = 21115661198374783
BaseRepresentation
bin11111000101001100111001…
…10000010010001100100010
322222000001021121112201221002
433202212130300102030202
532424310103242000021
6401210501505032002
720253004112256203
oct1742463460221442
9288001247481832
1068348444484386
111a86145a0867a0
1277ba477925602
132c1a2cc9b1c11
1412c41220135aa
157d7d7720850b
hex3e299cc12322

68348444484386 has 16 divisors (see below), whose sum is σ = 111850051212288. Its totient is φ = 31065490861200.

The previous prime is 68348444484373. The next prime is 68348444484391.

68348444484386 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98842850 + ... + 99531933.

It is an arithmetic number, because the mean of its divisors is an integer number (6990628200768).

Almost surely, 268348444484386 is an apocalyptic number.

68348444484386 is a deficient number, since it is larger than the sum of its proper divisors (43501606727902).

68348444484386 is a wasteful number, since it uses less digits than its factorization.

68348444484386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198390457.

The product of its digits is 5435817984, while the sum is 74.

The spelling of 68348444484386 in words is "sixty-eight trillion, three hundred forty-eight billion, four hundred forty-four million, four hundred eighty-four thousand, three hundred eighty-six".

Divisors: 1 2 11 22 15661 31322 172271 344542 198374783 396749566 2182122613 4364245226 3106747476563 6213494953126 34174222242193 68348444484386