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68029483 = 431582081
BaseRepresentation
bin1000000111000…
…00110000101011
311202000020220111
410003200300223
5114403420413
610430035151
71454145454
oct403406053
9152006814
1068029483
1135445615
121a948ab7
131112b942
14906c12b
155e8bd3d
hex40e0c2b

68029483 has 4 divisors (see below), whose sum is σ = 69611608. Its totient is φ = 66447360.

The previous prime is 68029463. The next prime is 68029499. The reversal of 68029483 is 38492086.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 68029483 - 221 = 65932331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68029433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 790998 + ... + 791083.

It is an arithmetic number, because the mean of its divisors is an integer number (17402902).

Almost surely, 268029483 is an apocalyptic number.

68029483 is a deficient number, since it is larger than the sum of its proper divisors (1582125).

68029483 is a wasteful number, since it uses less digits than its factorization.

68029483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582124.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 68029483 is about 8247.9987269640. The cubic root of 68029483 is about 408.2244915886.

The spelling of 68029483 in words is "sixty-eight million, twenty-nine thousand, four hundred eighty-three".

Divisors: 1 43 1582081 68029483