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75069013390 = 2571072414477
BaseRepresentation
bin100010111101001110…
…1100011110110001110
321011202200121000000021
41011322131203312032
52212220131412030
654253005252354
75265165041230
oct1057235436616
9234680530007
1075069013390
1129922556938
12126705640ba
13710468a967
1438c1d20250
151e4564a97a
hex117a763d8e

75069013390 has 16 divisors (see below), whose sum is σ = 154427684832. Its totient is φ = 25737947424.

The previous prime is 75069013379. The next prime is 75069013403. The reversal of 75069013390 is 9331096057.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536207169 + ... + 536207308.

It is an arithmetic number, because the mean of its divisors is an integer number (9651730302).

Almost surely, 275069013390 is an apocalyptic number.

75069013390 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

75069013390 is an abundant number, since it is smaller than the sum of its proper divisors (79358671442).

75069013390 is a wasteful number, since it uses less digits than its factorization.

75069013390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1072414491.

The product of its (nonzero) digits is 153090, while the sum is 43.

The spelling of 75069013390 in words is "seventy-five billion, sixty-nine million, thirteen thousand, three hundred ninety".

Divisors: 1 2 5 7 10 14 35 70 1072414477 2144828954 5362072385 7506901339 10724144770 15013802678 37534506695 75069013390