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2130141401 = 2418838761
BaseRepresentation
bin111111011110111…
…0110000011011001
312111110020101122222
41332331312003121
513330304011101
6551212153425
7103533621533
oct17675660331
95443211588
102130141401
119a3455843
124b5468875
1327c4122cb
14162c94853
15c701d01b
hex7ef760d9

2130141401 has 4 divisors (see below), whose sum is σ = 2138980404. Its totient is φ = 2121302400.

The previous prime is 2130141383. The next prime is 2130141451. The reversal of 2130141401 is 1041410312.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1360134400 + 770007001 = 36880^2 + 27749^2 .

It is a cyclic number.

It is not a de Polignac number, because 2130141401 - 26 = 2130141337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2130141401.

It is not an unprimeable number, because it can be changed into a prime (2130141451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4419140 + ... + 4419621.

It is an arithmetic number, because the mean of its divisors is an integer number (534745101).

Almost surely, 22130141401 is an apocalyptic number.

It is an amenable number.

2130141401 is a deficient number, since it is larger than the sum of its proper divisors (8839003).

2130141401 is an equidigital number, since it uses as much as digits as its factorization.

2130141401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8839002.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 2130141401 is about 46153.4549194315. The cubic root of 2130141401 is about 1286.6768221686.

Adding to 2130141401 its reverse (1041410312), we get a palindrome (3171551713).

The spelling of 2130141401 in words is "two billion, one hundred thirty million, one hundred forty-one thousand, four hundred one".

Divisors: 1 241 8838761 2130141401