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68770150 = 2525325951
BaseRepresentation
bin1000001100101…
…01100101100110
311210101212220121
410012111211212
5120101121100
610453552154
71463352031
oct406254546
9153355817
1068770150
1135901039
121b04565a
131132aac7
1491c2018
15608651a
hex4195966

68770150 has 24 divisors (see below), whose sum is σ = 130330944. Its totient is φ = 26988000.

The previous prime is 68770147. The next prime is 68770157. The reversal of 68770150 is 5107786.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68770157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10326 + ... + 15625.

It is an arithmetic number, because the mean of its divisors is an integer number (5430456).

Almost surely, 268770150 is an apocalyptic number.

68770150 is a deficient number, since it is larger than the sum of its proper divisors (61560794).

68770150 is a wasteful number, since it uses less digits than its factorization.

68770150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26016 (or 26011 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 68770150 is about 8292.7769775872. The cubic root of 68770150 is about 409.7006539935.

The spelling of 68770150 in words is "sixty-eight million, seven hundred seventy thousand, one hundred fifty".

Divisors: 1 2 5 10 25 50 53 106 265 530 1325 2650 25951 51902 129755 259510 648775 1297550 1375403 2750806 6877015 13754030 34385075 68770150