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68741038206 = 2334051314239
BaseRepresentation
bin100000000000101001…
…0010000000001111110
320120102200101112222000
41000001102100001332
52111240201210311
651325035003130
74652316120051
oct1000122200176
9216380345860
1068741038206
1127175584485
12113a52994a6
13663667a949
143481738a98
151bc4d2a056
hex100149007e

68741038206 has 32 divisors (see below), whose sum is σ = 152796057600. Its totient is φ = 22907950200.

The previous prime is 68741038199. The next prime is 68741038253. The reversal of 68741038206 is 60283014786.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61635 + ... + 375873.

It is an arithmetic number, because the mean of its divisors is an integer number (4774876800).

Almost surely, 268741038206 is an apocalyptic number.

68741038206 is an abundant number, since it is smaller than the sum of its proper divisors (84055019394).

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

68741038206 is a wasteful number, since it uses less digits than its factorization.

68741038206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318301 (or 318295 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 68741038206 in words is "sixty-eight billion, seven hundred forty-one million, thirty-eight thousand, two hundred six".

Divisors: 1 2 3 6 9 18 27 54 4051 8102 12153 24306 36459 72918 109377 218754 314239 628478 942717 1885434 2828151 5656302 8484453 16968906 1272982189 2545964378 3818946567 7637893134 11456839701 22913679402 34370519103 68741038206