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68833083 = 31114913999
BaseRepresentation
bin1000001101001…
…00111100111011
311210112002020110
410012210330323
5120110124313
610455155403
71464033354
oct406447473
9153462213
1068833083
1135944350
121b075b63
1311350647
1491dad2b
156099ec3
hex41a4f3b

68833083 has 16 divisors (see below), whose sum is σ = 100800000. Its totient is φ = 41434080.

The previous prime is 68833073. The next prime is 68833091. The reversal of 68833083 is 38033886.

It is not a de Polignac number, because 68833083 - 26 = 68833019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68833003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2083 + ... + 11916.

It is an arithmetic number, because the mean of its divisors is an integer number (6300000).

Almost surely, 268833083 is an apocalyptic number.

68833083 is a deficient number, since it is larger than the sum of its proper divisors (31966917).

68833083 is a wasteful number, since it uses less digits than its factorization.

68833083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14162.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 68833083 is about 8296.5705565613. The cubic root of 68833083 is about 409.8255910977.

The spelling of 68833083 in words is "sixty-eight million, eight hundred thirty-three thousand, eighty-three".

Divisors: 1 3 11 33 149 447 1639 4917 13999 41997 153989 461967 2085851 6257553 22944361 68833083