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75683458213 = 116880314383
BaseRepresentation
bin100011001111100010…
…1011110110010100101
321020100111210000211221
41012133011132302211
52214444431130323
654433555100341
75316335531446
oct1063705366245
9236314700757
1075683458213
112a108380380
12128022a16b1
1371a1a7328c
14393d7872cd
151e7e56d55d
hex119f15eca5

75683458213 has 4 divisors (see below), whose sum is σ = 82563772608. Its totient is φ = 68803143820.

The previous prime is 75683458211. The next prime is 75683458217. The reversal of 75683458213 is 31285438657.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 75683458213 - 21 = 75683458211 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 (75683458211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3440157181 + ... + 3440157202.

It is an arithmetic number, because the mean of its divisors is an integer number (20640943152).

Almost surely, 275683458213 is an apocalyptic number.

It is an amenable number.

75683458213 is a deficient number, since it is larger than the sum of its proper divisors (6880314395).

75683458213 is a wasteful number, since it uses less digits than its factorization.

75683458213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6880314394.

The product of its digits is 4838400, while the sum is 52.

The spelling of 75683458213 in words is "seventy-five billion, six hundred eighty-three million, four hundred fifty-eight thousand, two hundred thirteen".

Divisors: 1 11 6880314383 75683458213