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2905201 = 131991123
BaseRepresentation
bin1011000101010001110001
312110121012001
423011101301
51220431301
6142134001
733456655
oct13052161
95417161
102905201
1117047a2
12b81301
137a9470
14558a65
153c5c01
hex2c5471

2905201 has 8 divisors (see below), whose sum is σ = 3147200. Its totient is φ = 2665872.

The previous prime is 2905193. The next prime is 2905213. The reversal of 2905201 is 1025092.

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 2905201 - 23 = 2905193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2905241) 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, 2026 + ... + 3148.

It is an arithmetic number, because the mean of its divisors is an integer number (393400).

22905201 is an apocalyptic number.

It is an amenable number.

2905201 is a deficient number, since it is larger than the sum of its proper divisors (241999).

2905201 is a wasteful number, since it uses less digits than its factorization.

2905201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 2905201 is about 1704.4650187082. The cubic root of 2905201 is about 142.6895149546.

It can be divided in two parts, 290520 and 1, that added together give a square (290521 = 5392).

The spelling of 2905201 in words is "two million, nine hundred five thousand, two hundred one".

Divisors: 1 13 199 1123 2587 14599 223477 2905201