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69031030103 = 725933803153
BaseRepresentation
bin100000001001010010…
…0011110110101010111
320121011220001200001122
41000102210132311113
52112333420430403
651413514314155
74662440034350
oct1002244366527
9217156050048
1069031030103
1127304242702
121146642895b
136681783299
1434ac064d27
151be050d838
hex101291ed57

69031030103 has 8 divisors (see below), whose sum is σ = 78923051808. Its totient is φ = 59146619904.

The previous prime is 69031030049. The next prime is 69031030141. The reversal of 69031030103 is 30103013096.

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 69031030103 - 236 = 311553367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69031030153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1883426 + ... + 1919727.

It is an arithmetic number, because the mean of its divisors is an integer number (9865381476).

Almost surely, 269031030103 is an apocalyptic number.

69031030103 is a deficient number, since it is larger than the sum of its proper divisors (9892021705).

69031030103 is a wasteful number, since it uses less digits than its factorization.

69031030103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3805753.

The product of its (nonzero) digits is 1458, while the sum is 26.

Adding to 69031030103 its reverse (30103013096), we get a palindrome (99134043199).

The spelling of 69031030103 in words is "sixty-nine billion, thirty-one million, thirty thousand, one hundred three".

Divisors: 1 7 2593 18151 3803153 26622071 9861575729 69031030103