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6122985 = 351143863
BaseRepresentation
bin10111010110110111101001
3102112002011020
4113112313221
53031413420
6335123053
7103021161
oct27266751
912462136
106122985
113502320
122073489
131364c8b
14b555a1
1580e340
hex5d6de9

6122985 has 32 divisors (see below), whose sum is σ = 10948608. Its totient is φ = 2896320.

The previous prime is 6122983. The next prime is 6122999. The reversal of 6122985 is 5892216.

It is not a de Polignac number, because 6122985 - 21 = 6122983 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

6122985 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6122983) 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, 6664 + ... + 7526.

It is an arithmetic number, because the mean of its divisors is an integer number (342144).

Almost surely, 26122985 is an apocalyptic number.

It is an amenable number.

6122985 is a deficient number, since it is larger than the sum of its proper divisors (4825623).

6122985 is a wasteful number, since it uses less digits than its factorization.

6122985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925.

The product of its digits is 8640, while the sum is 33.

The square root of 6122985 is about 2474.4666091908. The cubic root of 6122985 is about 182.9452193522.

The spelling of 6122985 in words is "six million, one hundred twenty-two thousand, nine hundred eighty-five".

Divisors: 1 3 5 11 15 33 43 55 129 165 215 473 645 863 1419 2365 2589 4315 7095 9493 12945 28479 37109 47465 111327 142395 185545 408199 556635 1224597 2040995 6122985