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69883313 = 4711811259
BaseRepresentation
bin1000010101001…
…01010110110001
311212111102212212
410022211112301
5120342231223
610533501505
71505666303
oct412452661
9155442785
1069883313
11364a1405
121b4a1895
131162a696
1493d1973
156206278
hex42a55b1

69883313 has 8 divisors (see below), whose sum is σ = 71487360. Its totient is φ = 68284240.

The previous prime is 69883283. The next prime is 69883339. The reversal of 69883313 is 31338896.

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

It is a cyclic number.

It is not a de Polignac number, because 69883313 - 210 = 69882289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69883013) 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, 54878 + ... + 56136.

It is an arithmetic number, because the mean of its divisors is an integer number (8935920).

Almost surely, 269883313 is an apocalyptic number.

It is an amenable number.

69883313 is a deficient number, since it is larger than the sum of its proper divisors (1604047).

69883313 is a wasteful number, since it uses less digits than its factorization.

69883313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2487.

The product of its digits is 93312, while the sum is 41.

The square root of 69883313 is about 8359.6239747970. The cubic root of 69883313 is about 411.8994024194.

It can be divided in two parts, 6988 and 3313, that added together give a palindrome (10301).

The spelling of 69883313 in words is "sixty-nine million, eight hundred eighty-three thousand, three hundred thirteen".

Divisors: 1 47 1181 1259 55507 59173 1486879 69883313