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69686005948214 = 234843002974107
BaseRepresentation
bin11111101100001000010011…
…01000010101111100110110
3100010201220202120102020220012
433312010021220111330312
533113213420010320324
6404113150441140222
720451435122154515
oct1766041150257466
9303656676366805
1069686005948214
112022773a713677
12799574648a672
132cb649289c7a6
14132cb6bd5867c
1580ca5d9cb20e
hex3f6109a15f36

69686005948214 has 4 divisors (see below), whose sum is σ = 104529008922324. Its totient is φ = 34843002974106.

The previous prime is 69686005948147. The next prime is 69686005948259. The reversal of 69686005948214 is 41284950068696.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×696860059482142 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17421501487052 + ... + 17421501487055.

It is an arithmetic number, because the mean of its divisors is an integer number (26132252230581).

Almost surely, 269686005948214 is an apocalyptic number.

69686005948214 is a deficient number, since it is larger than the sum of its proper divisors (34843002974110).

69686005948214 is a wasteful number, since it uses less digits than its factorization.

69686005948214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34843002974109.

The product of its (nonzero) digits is 179159040, while the sum is 68.

The spelling of 69686005948214 in words is "sixty-nine trillion, six hundred eighty-six billion, five million, nine hundred forty-eight thousand, two hundred fourteen".

Divisors: 1 2 34843002974107 69686005948214