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68000583 = 372462589
BaseRepresentation
bin1000000110110…
…01101101000111
311201221210021010
410003121231013
5114402004313
610425253303
71453665300
oct403315507
9151853233
1068000583
1135425932
121a934233
131111b741
1490617a7
155e834c3
hex40d9b47

68000583 has 12 divisors (see below), whose sum is σ = 105470520. Its totient is φ = 38857392.

The previous prime is 68000567. The next prime is 68000599. The reversal of 68000583 is 38500086.

It is an interprime number because it is at equal distance from previous prime (68000567) and next prime (68000599).

It is not a de Polignac number, because 68000583 - 24 = 68000567 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68000583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68000683) 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 11 ways as a sum of consecutive naturals, for example, 231148 + ... + 231441.

It is an arithmetic number, because the mean of its divisors is an integer number (8789210).

Almost surely, 268000583 is an apocalyptic number.

68000583 is a deficient number, since it is larger than the sum of its proper divisors (37469937).

68000583 is a wasteful number, since it uses less digits than its factorization.

68000583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462606 (or 462599 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 68000583 is about 8246.2466007269. The cubic root of 68000583 is about 408.1666766614.

The spelling of 68000583 in words is "sixty-eight million, five hundred eighty-three", and thus it is an aban number.

Divisors: 1 3 7 21 49 147 462589 1387767 3238123 9714369 22666861 68000583