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2053245 = 35136883
BaseRepresentation
bin111110101010001111101
310212022112010
413311101331
51011200440
6112001433
723311065
oct7652175
93768463
102053245
1111826a7
12830279
1356b74c
143b63a5
152a8580
hex1f547d

2053245 has 8 divisors (see below), whose sum is σ = 3285216. Its totient is φ = 1095056.

The previous prime is 2053237. The next prime is 2053253. The reversal of 2053245 is 5423502.

It is an interprime number because it is at equal distance from previous prime (2053237) and next prime (2053253).

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 2053245 - 23 = 2053237 is a prime.

It is a d-powerful number, because it can be written as 23 + 0 + 57 + 39 + 211 + 44 + 59 .

It is a Curzon number.

2053245 is a lucky number.

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, 68427 + ... + 68456.

It is an arithmetic number, because the mean of its divisors is an integer number (410652).

22053245 is an apocalyptic number.

It is an amenable number.

2053245 is a deficient number, since it is larger than the sum of its proper divisors (1231971).

2053245 is a wasteful number, since it uses less digits than its factorization.

2053245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136891.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 2053245 is about 1432.9148613927. The cubic root of 2053245 is about 127.1004021387.

Adding to 2053245 its reverse (5423502), we get a palindrome (7476747).

The spelling of 2053245 in words is "two million, fifty-three thousand, two hundred forty-five".

Divisors: 1 3 5 15 136883 410649 684415 2053245