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68727206126 = 285121403703
BaseRepresentation
bin100000000000001110…
…1011111000011101110
320120101201100210220202
41000000131133003232
52111223131044001
651323422313502
74652060420225
oct1000035370356
9216351323822
1068727206126
1127168797207
12113a0728892
136633846a97
14347d977cbc
151bc39e696b
hex100075f0ee

68727206126 has 8 divisors (see below), whose sum is σ = 103092275664. Its totient is φ = 34363114240.

The previous prime is 68727206113. The next prime is 68727206173. The reversal of 68727206126 is 62160272786.

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

It is a Curzon number.

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, 31610 + ... + 372093.

It is an arithmetic number, because the mean of its divisors is an integer number (12886534458).

Almost surely, 268727206126 is an apocalyptic number.

68727206126 is a deficient number, since it is larger than the sum of its proper divisors (34365069538).

68727206126 is a wasteful number, since it uses less digits than its factorization.

68727206126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488826.

The product of its (nonzero) digits is 677376, while the sum is 47.

The spelling of 68727206126 in words is "sixty-eight billion, seven hundred twenty-seven million, two hundred six thousand, one hundred twenty-six".

Divisors: 1 2 85121 170242 403703 807406 34363603063 68727206126