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68249026222 = 2132624962547
BaseRepresentation
bin111111100011111101…
…010111111010101110
320112011101120202101221
4333203331113322232
52104233222314342
651204141253554
74634163102556
oct774375277256
9215141522357
1068249026222
1126a42883603
12112885642ba
1365887616b0
143436262166
151b96a3da67
hexfe3f57eae

68249026222 has 8 divisors (see below), whose sum is σ = 110248427016. Its totient is φ = 31499550552.

The previous prime is 68249026187. The next prime is 68249026229. The reversal of 68249026222 is 22262094286.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68249026229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1312481248 + ... + 1312481299.

It is an arithmetic number, because the mean of its divisors is an integer number (13781053377).

Almost surely, 268249026222 is an apocalyptic number.

68249026222 is a deficient number, since it is larger than the sum of its proper divisors (41999400794).

68249026222 is a wasteful number, since it uses less digits than its factorization.

68249026222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2624962562.

The product of its (nonzero) digits is 331776, while the sum is 43.

The spelling of 68249026222 in words is "sixty-eight billion, two hundred forty-nine million, twenty-six thousand, two hundred twenty-two".

Divisors: 1 2 13 26 2624962547 5249925094 34124513111 68249026222