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76827472867 = 557990113931
BaseRepresentation
bin100011110001101000…
…1100011001111100011
321100022020102222221001
41013203101203033203
52224320313112432
655143303212431
75356566513235
oct1074321431743
9240266388831
1076827472867
112a645118532
1212a81447117
137324a94c22
143a0b6a2255
151ee9bea9e7
hex11e34633e3

76827472867 has 8 divisors (see below), whose sum is σ = 76978702512. Its totient is φ = 76676292000.

The previous prime is 76827472811. The next prime is 76827472871.

76827472867 is nontrivially palindromic in base 10.

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 76827472867 - 215 = 76827440099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76827472799 and 76827472808.

It is not an unprimeable number, because it can be changed into a prime (76827472567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5507892 + ... + 5521822.

It is an arithmetic number, because the mean of its divisors is an integer number (9622337814).

Almost surely, 276827472867 is an apocalyptic number.

76827472867 is a deficient number, since it is larger than the sum of its proper divisors (151229645).

76827472867 is a wasteful number, since it uses less digits than its factorization.

76827472867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24389.

The product of its digits is 88510464, while the sum is 64.

The spelling of 76827472867 in words is "seventy-six billion, eight hundred twenty-seven million, four hundred seventy-two thousand, eight hundred sixty-seven".

Divisors: 1 557 9901 13931 5514857 7759567 137930831 76827472867