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2101930041 = 32257331039
BaseRepresentation
bin111110101001000…
…1110100000111001
312102111011002221210
41331102032200321
513301043230131
6544323353333
7103042052631
oct17522164071
95374132853
102101930041
11989537172
124a7b22849
132766154b3
1415d22d6c1
15c47e9146
hex7d48e839

2101930041 has 8 divisors (see below), whose sum is σ = 2802787840. Its totient is φ = 1401179472.

The previous prime is 2101930027. The next prime is 2101930069. The reversal of 2101930041 is 1400391012.

2101930041 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2101930041 - 214 = 2101913657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101930241) 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, 52200 + ... + 83238.

It is an arithmetic number, because the mean of its divisors is an integer number (350348480).

Almost surely, 22101930041 is an apocalyptic number.

It is an amenable number.

2101930041 is a deficient number, since it is larger than the sum of its proper divisors (700857799).

2101930041 is a wasteful number, since it uses less digits than its factorization.

2101930041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53615.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 2101930041 is about 45846.8105869972. The cubic root of 2101930041 is about 1280.9713576064.

The spelling of 2101930041 in words is "two billion, one hundred one million, nine hundred thirty thousand, forty-one".

Divisors: 1 3 22573 31039 67719 93117 700643347 2101930041