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8975681852 = 2219373191921
BaseRepresentation
bin10000101101111111…
…00000100100111100
3212011112022212210012
420112333200210330
5121340233304402
64042352002352
7435266015444
oct102677404474
925145285705
108975681852
1138965a1695
1218a5b303b8
13b00717567
146120c5124
15377ec6452
hex216fe093c

8975681852 has 24 divisors (see below), whose sum is σ = 16981025040. Its totient is φ = 4136728320.

The previous prime is 8975681831. The next prime is 8975681857. The reversal of 8975681852 is 2581865798.

8975681852 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 8975681791 and 8975681800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8975681857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1593149 + ... + 1598772.

It is an arithmetic number, because the mean of its divisors is an integer number (707542710).

Almost surely, 28975681852 is an apocalyptic number.

It is an amenable number.

8975681852 is a deficient number, since it is larger than the sum of its proper divisors (8005343188).

8975681852 is a wasteful number, since it uses less digits than its factorization.

8975681852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3191981 (or 3191979 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 59.

The square root of 8975681852 is about 94740.0752163518. The cubic root of 8975681852 is about 2078.2086595637.

The spelling of 8975681852 in words is "eight billion, nine hundred seventy-five million, six hundred eighty-one thousand, eight hundred fifty-two".

Divisors: 1 2 4 19 37 38 74 76 148 703 1406 2812 3191921 6383842 12767684 60646499 118101077 121292998 236202154 242585996 472404308 2243920463 4487840926 8975681852