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68719010 = 2519361679
BaseRepresentation
bin1000001100010…
…01000110100010
311210022021202112
410012021012202
5120043002020
610452515322
71463046653
oct406110642
9153267675
1068719010
1135876678
121b01bb42
1311310749
1491ab52a
1560762c5
hex41891a2

68719010 has 16 divisors (see below), whose sum is σ = 130204800. Its totient is φ = 26040816.

The previous prime is 68718977. The next prime is 68719037. The reversal of 68719010 is 1091786.

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, 180650 + ... + 181029.

It is an arithmetic number, because the mean of its divisors is an integer number (8137800).

Almost surely, 268719010 is an apocalyptic number.

68719010 is a deficient number, since it is larger than the sum of its proper divisors (61485790).

68719010 is a wasteful number, since it uses less digits than its factorization.

68719010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361705.

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 68719010 is about 8289.6929979342. The cubic root of 68719010 is about 409.5990726768.

The spelling of 68719010 in words is "sixty-eight million, seven hundred nineteen thousand, ten".

Divisors: 1 2 5 10 19 38 95 190 361679 723358 1808395 3616790 6871901 13743802 34359505 68719010