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2868072105 = 353115140847
BaseRepresentation
bin1010101011110011…
…0100111010101001
321101212210011021210
42222330310322221
521333211301410
61152332423333
7131034132153
oct25274647251
97355704253
102868072105
111241a52028
12680617b49
133692723b2
141d2ca3ad3
1511bbd4220
hexaaf34ea9

2868072105 has 32 divisors (see below), whose sum is σ = 4768432128. Its totient is φ = 1470456000.

The previous prime is 2868072029. The next prime is 2868072113. The reversal of 2868072105 is 5012708682.

It is not a de Polignac number, because 2868072105 - 28 = 2868071849 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49792 + ... + 90638.

It is an arithmetic number, because the mean of its divisors is an integer number (149013504).

Almost surely, 22868072105 is an apocalyptic number.

It is an amenable number.

2868072105 is a deficient number, since it is larger than the sum of its proper divisors (1900360023).

2868072105 is a wasteful number, since it uses less digits than its factorization.

2868072105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41037.

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 2868072105 is about 53554.3845543948. The cubic root of 2868072105 is about 1420.7904256719.

The spelling of 2868072105 in words is "two billion, eight hundred sixty-eight million, seventy-two thousand, one hundred five".

Divisors: 1 3 5 15 31 93 151 155 453 465 755 2265 4681 14043 23405 40847 70215 122541 204235 612705 1266257 3798771 6167897 6331285 18503691 18993855 30839485 92518455 191204807 573614421 956024035 2868072105