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8216136201 = 372134299391
BaseRepresentation
bin1111010011011100…
…00100101000001001
3210012121002222000210
413221232010220021
5113311312324301
63435140151333
7410414001600
oct75156045011
923177088023
108216136201
113536881809
121713698549
13a0c259c70
1457d28aa37
15331490ad6
hex1e9b84a09

8216136201 has 24 divisors (see below), whose sum is σ = 13723659264. Its totient is φ = 4333785120.

The previous prime is 8216136167. The next prime is 8216136251. The reversal of 8216136201 is 1026316128.

It is not a de Polignac number, because 8216136201 - 210 = 8216135177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8216136251) 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, 2147785 + ... + 2151606.

It is an arithmetic number, because the mean of its divisors is an integer number (571819136).

Almost surely, 28216136201 is an apocalyptic number.

It is an amenable number.

8216136201 is a deficient number, since it is larger than the sum of its proper divisors (5507523063).

8216136201 is a wasteful number, since it uses less digits than its factorization.

8216136201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4299421 (or 4299414 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 8216136201 is about 90642.9048574680. The cubic root of 8216136201 is about 2017.8515373176.

The spelling of 8216136201 in words is "eight billion, two hundred sixteen million, one hundred thirty-six thousand, two hundred one".

Divisors: 1 3 7 13 21 39 49 91 147 273 637 1911 4299391 12898173 30095737 55892083 90287211 167676249 210670159 391244581 632010477 1173733743 2738712067 8216136201