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69060142 = 234530071
BaseRepresentation
bin1000001110111…
…00011000101110
311210221121201001
410013130120232
5120134411032
610504110514
71466000344
oct407343056
9153847631
1069060142
1135a899a8
121b16543a
13113ccab8
149259994
1560e23e7
hex41dc62e

69060142 has 4 divisors (see below), whose sum is σ = 103590216. Its totient is φ = 34530070.

The previous prime is 69060139. The next prime is 69060143. The reversal of 69060142 is 24106096.

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

It is a self number, because there is not a number n which added to its sum of digits gives 69060142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69060143) 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 as a sum of consecutive naturals, namely, 17265034 + ... + 17265037.

It is an arithmetic number, because the mean of its divisors is an integer number (25897554).

Almost surely, 269060142 is an apocalyptic number.

69060142 is a deficient number, since it is larger than the sum of its proper divisors (34530074).

69060142 is a wasteful number, since it uses less digits than its factorization.

69060142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34530073.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 69060142 is about 8310.2431974040. The cubic root of 69060142 is about 410.2757256964.

The spelling of 69060142 in words is "sixty-nine million, sixty thousand, one hundred forty-two".

Divisors: 1 2 34530071 69060142