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68055802 = 2373372729
BaseRepresentation
bin1000000111001…
…11001011111010
311202001121000021
410003213023322
5114410241202
610430401054
71454315263
oct403471372
9152047007
1068055802
1135463371
121a96018a
131113a909
14907796a
155e94a37
hex40e72fa

68055802 has 16 divisors (see below), whose sum is σ = 105192360. Its totient is φ = 32997888.

The previous prime is 68055797. The next prime is 68055803. The reversal of 68055802 is 20855086.

It can be written as a sum of positive squares in 4 ways, for example, as 68046001 + 9801 = 8249^2 + 99^2 .

It is not an unprimeable number, because it can be changed into a prime (68055803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23574 + ... + 26302.

Almost surely, 268055802 is an apocalyptic number.

68055802 is a deficient number, since it is larger than the sum of its proper divisors (37136558).

68055802 is a wasteful number, since it uses less digits than its factorization.

68055802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3105.

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 68055802 is about 8249.5940506185. The cubic root of 68055802 is about 408.2771289387.

The spelling of 68055802 in words is "sixty-eight million, fifty-five thousand, eight hundred two".

Divisors: 1 2 37 74 337 674 2729 5458 12469 24938 100973 201946 919673 1839346 34027901 68055802