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2137201 = 11972003
BaseRepresentation
bin1000001001110001110001
311000120200121
420021301301
51021342301
6113450241
724110623
oct10116161
94016617
102137201
11122a790
12870981
1359aa21
143d8c13
152c33a1
hex209c71

2137201 has 8 divisors (see below), whose sum is σ = 2356704. Its totient is φ = 1921920.

The previous prime is 2137199. The next prime is 2137211. The reversal of 2137201 is 1027312.

It is a happy number.

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

It is not a de Polignac number, because 2137201 - 21 = 2137199 is a prime.

It is a super-2 number, since 2×21372012 = 9135256228802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2137211) 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, 66 + ... + 2068.

It is an arithmetic number, because the mean of its divisors is an integer number (294588).

22137201 is an apocalyptic number.

It is an amenable number.

2137201 is a deficient number, since it is larger than the sum of its proper divisors (219503).

2137201 is a wasteful number, since it uses less digits than its factorization.

2137201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 2137201 is about 1461.9168923027. The cubic root of 2137201 is about 128.8096666291.

The spelling of 2137201 in words is "two million, one hundred thirty-seven thousand, two hundred one".

Divisors: 1 11 97 1067 2003 22033 194291 2137201