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76385971902 = 2312730995317
BaseRepresentation
bin100011100100011110…
…1010110111010111110
321022011110200102110110
41013020331112322332
52222414302100102
655031412250450
75342626022352
oct1071075267276
9238143612413
1076385971902
112a4389872a9
1212979610a26
137284482856
1439a8bb7462
151ec108a86c
hex11c8f56ebe

76385971902 has 8 divisors (see below), whose sum is σ = 152771943816. Its totient is φ = 25461990632.

The previous prime is 76385971861. The next prime is 76385971931. The reversal of 76385971902 is 20917958367.

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

76385971902 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6365497653 + ... + 6365497664.

It is an arithmetic number, because the mean of its divisors is an integer number (19096492977).

Almost surely, 276385971902 is an apocalyptic number.

76385971902 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76385971902 is a wasteful number, since it uses less digits than its factorization.

76385971902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12730995322.

The product of its (nonzero) digits is 5715360, while the sum is 57.

The spelling of 76385971902 in words is "seventy-six billion, three hundred eighty-five million, nine hundred seventy-one thousand, nine hundred two".

Divisors: 1 2 3 6 12730995317 25461990634 38192985951 76385971902