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2253901 = 13281617
BaseRepresentation
bin1000100110010001001101
311020111202211
420212101031
51034111101
6120150421
725105066
oct10462115
94214684
102253901
1112aa431
12908411
1360bb90
1442956d
152e7c51
hex22644d

2253901 has 8 divisors (see below), whose sum is σ = 2439864. Its totient is φ = 2069760.

The previous prime is 2253899. The next prime is 2253919. The reversal of 2253901 is 1093522.

It can be written as a sum of positive squares in 4 ways, for example, as 900 + 2253001 = 30^2 + 1501^2 .

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 2253901 - 21 = 2253899 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2253941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3345 + ... + 3961.

It is an arithmetic number, because the mean of its divisors is an integer number (304983).

22253901 is an apocalyptic number.

It is an amenable number.

2253901 is a deficient number, since it is larger than the sum of its proper divisors (185963).

2253901 is a wasteful number, since it uses less digits than its factorization.

2253901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 2253901 is about 1501.2997701991. The cubic root of 2253901 is about 131.1127557062.

The spelling of 2253901 in words is "two million, two hundred fifty-three thousand, nine hundred one".

Divisors: 1 13 281 617 3653 8021 173377 2253901