Search a number
-
+
68201010 = 23254317623
BaseRepresentation
bin1000001000010…
…10101000110010
311202022222012100
410010022220302
5114424413020
610433441230
71455461523
oct404125062
9152288170
1068201010
1135552479
121aa10216
131118ba37
1490b484a
155ec2a90
hex410aa32

68201010 has 48 divisors (see below), whose sum is σ = 181456704. Its totient is φ = 17762976.

The previous prime is 68200987. The next prime is 68201033. The reversal of 68201010 is 1010286.

It is an interprime number because it is at equal distance from previous prime (68200987) and next prime (68201033).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4942 + ... + 12681.

It is an arithmetic number, because the mean of its divisors is an integer number (3780348).

Almost surely, 268201010 is an apocalyptic number.

68201010 is an abundant number, since it is smaller than the sum of its proper divisors (113255694).

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

68201010 is a wasteful number, since it uses less digits than its factorization.

68201010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17679 (or 17676 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 68201010 is about 8258.3902789829. The cubic root of 68201010 is about 408.5672976372.

Adding to 68201010 its reverse (1010286), we get a palindrome (69211296).

The spelling of 68201010 in words is "sixty-eight million, two hundred one thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 43 45 86 90 129 215 258 387 430 645 774 1290 1935 3870 17623 35246 52869 88115 105738 158607 176230 264345 317214 528690 757789 793035 1515578 1586070 2273367 3788945 4546734 6820101 7577890 11366835 13640202 22733670 34100505 68201010