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68833016 = 2377915559
BaseRepresentation
bin1000001101001…
…00111011111000
311210112002010222
410012210323320
5120110124031
610455155212
71464033230
oct406447370
9153462128
1068833016
113594429a
121b075b08
13113505c5
1491dacc0
156099e7b
hex41a4ef8

68833016 has 32 divisors (see below), whose sum is σ = 149376000. Its totient is φ = 29124576.

The previous prime is 68833007. The next prime is 68833019. The reversal of 68833016 is 61033886.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68833019) by changing a digit.

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, 3356 + ... + 12203.

It is an arithmetic number, because the mean of its divisors is an integer number (4668000).

Almost surely, 268833016 is an apocalyptic number.

It is an amenable number.

68833016 is an abundant number, since it is smaller than the sum of its proper divisors (80542984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68833016 is a wasteful number, since it uses less digits than its factorization.

68833016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15651 (or 15647 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 68833016 is about 8296.5665187474. The cubic root of 68833016 is about 409.8254581272.

The spelling of 68833016 in words is "sixty-eight million, eight hundred thirty-three thousand, sixteen".

Divisors: 1 2 4 7 8 14 28 56 79 158 316 553 632 1106 2212 4424 15559 31118 62236 108913 124472 217826 435652 871304 1229161 2458322 4916644 8604127 9833288 17208254 34416508 68833016