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8689468911 = 319229276673
BaseRepresentation
bin10000001011110111…
…01100010111101111
3211102120202202102220
420011323230113233
5120244001001121
63554125250423
7425222160414
oct100573542757
924376682386
108689468911
113759a84672
121826103a13
13a86335ca6
145c60a010b
1535ccdc6c6
hex205eec5ef

8689468911 has 24 divisors (see below), whose sum is σ = 12649535280. Its totient is φ = 5298822144.

The previous prime is 8689468889. The next prime is 8689468943. The reversal of 8689468911 is 1198649868.

It is not a de Polignac number, because 8689468911 - 29 = 8689468399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8689468211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106930 + ... + 169743.

It is an arithmetic number, because the mean of its divisors is an integer number (527063970).

Almost surely, 28689468911 is an apocalyptic number.

8689468911 is a deficient number, since it is larger than the sum of its proper divisors (3960066369).

8689468911 is a wasteful number, since it uses less digits than its factorization.

8689468911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276743 (or 276724 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 60.

The square root of 8689468911 is about 93217.3208743954. The cubic root of 8689468911 is about 2055.8799191748.

The spelling of 8689468911 in words is "eight billion, six hundred eighty-nine million, four hundred sixty-eight thousand, nine hundred eleven".

Divisors: 1 3 19 29 57 87 361 551 1083 1653 10469 31407 276673 830019 5256787 8023517 15770361 24070551 99878953 152446823 299636859 457340469 2896489637 8689468911