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2135245 = 5761007
BaseRepresentation
bin1000001001010011001101
311000111000011
420021103031
51021311440
6113433221
724102130
oct10112315
94014004
102135245
111229272
1286b811
13599b78
143d8217
152c29ea
hex2094cd

2135245 has 8 divisors (see below), whose sum is σ = 2928384. Its totient is φ = 1464144.

The previous prime is 2135227. The next prime is 2135267. The reversal of 2135245 is 5425312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2135245 - 25 = 2135213 is a prime.

It is a Duffinian number.

2135245 is a lucky number.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30469 + ... + 30538.

It is an arithmetic number, because the mean of its divisors is an integer number (366048).

22135245 is an apocalyptic number.

It is an amenable number.

2135245 is a deficient number, since it is larger than the sum of its proper divisors (793139).

2135245 is an equidigital number, since it uses as much as digits as its factorization.

2135245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61019.

The product of its digits is 1200, while the sum is 22.

The square root of 2135245 is about 1461.2477544893. The cubic root of 2135245 is about 128.7703584233.

The spelling of 2135245 in words is "two million, one hundred thirty-five thousand, two hundred forty-five".

Divisors: 1 5 7 35 61007 305035 427049 2135245