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68927451035 = 574573184859
BaseRepresentation
bin100000000110001100…
…1010110111110011011
320120220200011022021212
41000030121112332123
52112130411413120
651355334253335
74660041444512
oct1001431267633
9216820138255
1068927451035
1127260827173
12114377b724b
1366661886b1
14349c3c1679
151bd639d6c5
hex100c656f9b

68927451035 has 8 divisors (see below), whose sum is σ = 82714497840. Its totient is φ = 55140923104.

The previous prime is 68927451013. The next prime is 68927451041. The reversal of 68927451035 is 53015472986.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 68927451035 - 26 = 68927450971 is a prime.

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, 280436 + ... + 465294.

It is an arithmetic number, because the mean of its divisors is an integer number (10339312230).

It is a 1-persistent number, because it is pandigital, but 2⋅68927451035 = 137854902070 is not.

Almost surely, 268927451035 is an apocalyptic number.

68927451035 is a deficient number, since it is larger than the sum of its proper divisors (13787046805).

68927451035 is a wasteful number, since it uses less digits than its factorization.

68927451035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259437.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The spelling of 68927451035 in words is "sixty-eight billion, nine hundred twenty-seven million, four hundred fifty-one thousand, thirty-five".

Divisors: 1 5 74573 184859 372865 924295 13785490207 68927451035