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68796753 = 3214110711
BaseRepresentation
bin1000001100111…
…00000101010001
311210110020101220
410012130011101
5120102444003
610454315253
71463522424
oct406340521
9153406356
1068796753
113591a023
121b058b29
1311339c4c
1491cb9bb
15608e353
hex419c151

68796753 has 8 divisors (see below), whose sum is σ = 91780416. Its totient is φ = 45838800.

The previous prime is 68796751. The next prime is 68796757. The reversal of 68796753 is 35769786.

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

It is not a de Polignac number, because 68796753 - 21 = 68796751 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 68796696 and 68796705.

It is not an unprimeable number, because it can be changed into a prime (68796751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1068 + ... + 11778.

It is an arithmetic number, because the mean of its divisors is an integer number (11472552).

Almost surely, 268796753 is an apocalyptic number.

It is an amenable number.

68796753 is a deficient number, since it is larger than the sum of its proper divisors (22983663).

68796753 is a wasteful number, since it uses less digits than its factorization.

68796753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12855.

The product of its digits is 1905120, while the sum is 51.

The square root of 68796753 is about 8294.3808087162. The cubic root of 68796753 is about 409.7534766275.

The spelling of 68796753 in words is "sixty-eight million, seven hundred ninety-six thousand, seven hundred fifty-three".

Divisors: 1 3 2141 6423 10711 32133 22932251 68796753