Search a number
-
+
68973468 = 22313941351
BaseRepresentation
bin1000001110001…
…11001110011100
311210210012210220
410013013032130
5120124122333
610502201340
71465156554
oct407071634
9153705726
1068973468
1135a2a873
121b123250
131139c505
149236164
1560c68b3
hex41c739c

68973468 has 24 divisors (see below), whose sum is σ = 162099840. Its totient is φ = 22825200.

The previous prime is 68973461. The next prime is 68973469. The reversal of 68973468 is 86437986.

It is a self number, because there is not a number n which added to its sum of digits gives 68973468.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68973461) 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, 19008 + ... + 22343.

It is an arithmetic number, because the mean of its divisors is an integer number (6754160).

Almost surely, 268973468 is an apocalyptic number.

It is an amenable number.

68973468 is an abundant number, since it is smaller than the sum of its proper divisors (93126372).

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

68973468 is a wasteful number, since it uses less digits than its factorization.

68973468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41497 (or 41495 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 51.

The square root of 68973468 is about 8305.0266706375. The cubic root of 68973468 is about 410.1040148550.

The spelling of 68973468 in words is "sixty-eight million, nine hundred seventy-three thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 139 278 417 556 834 1668 41351 82702 124053 165404 248106 496212 5747789 11495578 17243367 22991156 34486734 68973468