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8861038901 = 1113235126357
BaseRepresentation
bin10000100000010100…
…01011100100110101
3211212112121102012222
420100022023210311
5121121411221101
64023134452125
7432404405441
oct102012134465
924775542188
108861038901
113837909750
121873664045
13ab2a47ab0
14600ba1821
1536cdcd01b
hex21028b935

8861038901 has 16 divisors (see below), whose sum is σ = 10414994688. Its totient is φ = 7432392000.

The previous prime is 8861038883. The next prime is 8861038937. The reversal of 8861038901 is 1098301688.

It is a happy number.

It is not a de Polignac number, because 8861038901 - 222 = 8856844597 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 (8861038951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323015 + ... + 349371.

It is an arithmetic number, because the mean of its divisors is an integer number (650937168).

Almost surely, 28861038901 is an apocalyptic number.

It is an amenable number.

8861038901 is a deficient number, since it is larger than the sum of its proper divisors (1553955787).

8861038901 is a wasteful number, since it uses less digits than its factorization.

8861038901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28732.

The product of its (nonzero) digits is 82944, while the sum is 44.

The square root of 8861038901 is about 94133.0914237921. The cubic root of 8861038901 is about 2069.3226642601.

The spelling of 8861038901 in words is "eight billion, eight hundred sixty-one million, thirty-eight thousand, nine hundred one".

Divisors: 1 11 13 143 2351 25861 26357 30563 289927 336193 342641 3769051 61965307 681618377 805548991 8861038901