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76143260829 = 325381086943
BaseRepresentation
bin100011011101001111…
…1011111010010011101
321021112112222102110110
41012322133133102131
52221420133321304
654551342200233
75333621016036
oct1067237372235
9237475872413
1076143260829
112a323981939
1212910283079
1372460c2a2c
143984877a8d
151ea9ae6289
hex11ba7df49d

76143260829 has 4 divisors (see below), whose sum is σ = 101524347776. Its totient is φ = 50762173884.

The previous prime is 76143260827. The next prime is 76143260839. The reversal of 76143260829 is 92806234167.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 76143260829 - 21 = 76143260827 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 (76143260827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12690543469 + ... + 12690543474.

It is an arithmetic number, because the mean of its divisors is an integer number (25381086944).

Almost surely, 276143260829 is an apocalyptic number.

It is an amenable number.

76143260829 is a deficient number, since it is larger than the sum of its proper divisors (25381086947).

76143260829 is a wasteful number, since it uses less digits than its factorization.

76143260829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25381086946.

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 76143260829 in words is "seventy-six billion, one hundred forty-three million, two hundred sixty thousand, eight hundred twenty-nine".

Divisors: 1 3 25381086943 76143260829