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68024454 = 2311337409
BaseRepresentation
bin1000000110111…
…11100010000110
311202000000000020
410003133202012
5114403240304
610430000010
71454125011
oct403374206
9152000006
1068024454
1135441863
121a946006
1311129574
14906a378
155e8a5d9
hex40df886

68024454 has 8 divisors (see below), whose sum is σ = 136048920. Its totient is φ = 22674816.

The previous prime is 68024441. The next prime is 68024477. The reversal of 68024454 is 45442086.

It is a sphenic number, since it is the product of 3 distinct primes.

68024454 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5668699 + ... + 5668710.

It is an arithmetic number, because the mean of its divisors is an integer number (17006115).

Almost surely, 268024454 is an apocalyptic number.

68024454 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

68024454 is a wasteful number, since it uses less digits than its factorization.

68024454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11337414.

The product of its (nonzero) digits is 30720, while the sum is 33.

The square root of 68024454 is about 8247.6938594979. The cubic root of 68024454 is about 408.2144321679.

The spelling of 68024454 in words is "sixty-eight million, twenty-four thousand, four hundred fifty-four".

Divisors: 1 2 3 6 11337409 22674818 34012227 68024454