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2137201001 = 13283580919
BaseRepresentation
bin111111101100011…
…0001100101101001
312111221112001121122
41333120301211221
513334110413001
6552023345025
7103650623465
oct17730614551
95457461548
102137201001
119a7437821
124b78b2175
13280a146a0
14163bb14a5
15c7964b1b
hex7f631969

2137201001 has 8 divisors (see below), whose sum is σ = 2309737920. Its totient is φ = 1965826512.

The previous prime is 2137200953. The next prime is 2137201021. The reversal of 2137201001 is 1001027312.

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

It is not a de Polignac number, because 2137201001 - 214 = 2137184617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2137201021) 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, 286781 + ... + 294138.

It is an arithmetic number, because the mean of its divisors is an integer number (288717240).

Almost surely, 22137201001 is an apocalyptic number.

It is an amenable number.

2137201001 is a deficient number, since it is larger than the sum of its proper divisors (172536919).

2137201001 is a wasteful number, since it uses less digits than its factorization.

2137201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581215.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 2137201001 is about 46229.8713063318. The cubic root of 2137201001 is about 1288.0966664923.

Adding to 2137201001 its reverse (1001027312), we get a palindrome (3138228313).

The spelling of 2137201001 in words is "two billion, one hundred thirty-seven million, two hundred one thousand, one".

Divisors: 1 13 283 3679 580919 7551947 164400077 2137201001