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38056863 = 3131761941
BaseRepresentation
bin1001000100101…
…1001110011111
32122121111012110
42101023032133
534220304423
63435405103
7641322645
oct221131637
978544173
1038056863
111a533759
12108b3793
137b66270
1450a9195
15351b193
hex244b39f

38056863 has 32 divisors (see below), whose sum is σ = 58871232. Its totient is φ = 21657600.

The previous prime is 38056861. The next prime is 38056873. The reversal of 38056863 is 36865083.

It is not a de Polignac number, because 38056863 - 21 = 38056861 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38056861) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39973 + ... + 40913.

It is an arithmetic number, because the mean of its divisors is an integer number (1839726).

Almost surely, 238056863 is an apocalyptic number.

38056863 is a deficient number, since it is larger than the sum of its proper divisors (20814369).

38056863 is a wasteful number, since it uses less digits than its factorization.

38056863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 38056863 is about 6169.0244771763. The cubic root of 38056863 is about 336.3651518470.

The spelling of 38056863 in words is "thirty-eight million, fifty-six thousand, eight hundred sixty-three".

Divisors: 1 3 13 17 39 51 61 183 221 663 793 941 1037 2379 2823 3111 12233 13481 15997 36699 40443 47991 57401 172203 207961 623883 746213 975817 2238639 2927451 12685621 38056863