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2143030413 = 3739785527
BaseRepresentation
bin111111110111100…
…0000110010001101
312112100111020001210
41333233000302031
513342103433123
6552352325033
7104051313036
oct17757006215
95470436053
102143030413
119aa759517
124b9843779
13281ca5b44
1416488ba8d
15c8216e93
hex7fbc0c8d

2143030413 has 8 divisors (see below), whose sum is σ = 2896516288. Its totient is φ = 1409115744.

The previous prime is 2143030411. The next prime is 2143030433. The reversal of 2143030413 is 3140303412.

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

It is not a de Polignac number, because 2143030413 - 21 = 2143030411 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 2143030413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143030411) 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, 4892545 + ... + 4892982.

It is an arithmetic number, because the mean of its divisors is an integer number (362064536).

Almost surely, 22143030413 is an apocalyptic number.

It is an amenable number.

2143030413 is a deficient number, since it is larger than the sum of its proper divisors (753485875).

2143030413 is an equidigital number, since it uses as much as digits as its factorization.

2143030413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9785603.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2143030413 is about 46292.8764822408. The cubic root of 2143030413 is about 1289.2667372945.

Adding to 2143030413 its reverse (3140303412), we get a palindrome (5283333825).

The spelling of 2143030413 in words is "two billion, one hundred forty-three million, thirty thousand, four hundred thirteen".

Divisors: 1 3 73 219 9785527 29356581 714343471 2143030413