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68795274710 = 2531221920241
BaseRepresentation
bin100000000010010000…
…1001001010111010110
320120120110110001110102
41000010201021113112
52111343042242320
651334253254102
74653545121011
oct1000441112726
9216513401412
1068795274710
11271a3159138
12113bb494332
13664498a456
143488a16378
151bc9990175
hex10048495d6

68795274710 has 16 divisors (see below), whose sum is σ = 127826059392. Its totient is φ = 26630428800.

The previous prime is 68795274707. The next prime is 68795274799. The reversal of 68795274710 is 1747259786.

It is a super-3 number, since 3×687952747103 (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110959811 + ... + 110960430.

It is an arithmetic number, because the mean of its divisors is an integer number (7989128712).

Almost surely, 268795274710 is an apocalyptic number.

68795274710 is a deficient number, since it is larger than the sum of its proper divisors (59030784682).

68795274710 is a wasteful number, since it uses less digits than its factorization.

68795274710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221920279.

The product of its (nonzero) digits is 5927040, while the sum is 56.

The spelling of 68795274710 in words is "sixty-eight billion, seven hundred ninety-five million, two hundred seventy-four thousand, seven hundred ten".

Divisors: 1 2 5 10 31 62 155 310 221920241 443840482 1109601205 2219202410 6879527471 13759054942 34397637355 68795274710