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8006061 = 372107509
BaseRepresentation
bin11110100010100110101101
3120001202020210
4132202212231
54022143221
6443333033
7125023200
oct36424655
916052223
108006061
114579088
122821179
13187411b
1410c5937
15a82276
hex7a29ad

8006061 has 24 divisors (see below), whose sum is σ = 12558240. Its totient is φ = 4523232.

The previous prime is 8006057. The next prime is 8006077. The reversal of 8006061 is 1606008.

It is not a de Polignac number, because 8006061 - 22 = 8006057 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8006081) 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 23 ways as a sum of consecutive naturals, for example, 15475 + ... + 15983.

It is an arithmetic number, because the mean of its divisors is an integer number (523260).

Almost surely, 28006061 is an apocalyptic number.

It is an amenable number.

8006061 is a deficient number, since it is larger than the sum of its proper divisors (4552179).

8006061 is a wasteful number, since it uses less digits than its factorization.

8006061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 8006061 is about 2829.4983654351. The cubic root of 8006061 is about 200.0504955832.

The spelling of 8006061 in words is "eight million, six thousand, sixty-one".

Divisors: 1 3 7 21 49 107 147 321 509 749 1527 2247 3563 5243 10689 15729 24941 54463 74823 163389 381241 1143723 2668687 8006061