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201930514 = 2223452759
BaseRepresentation
bin11000000100100…
…11011100010010
3112001222010120221
430002103130102
5403143234024
632012023254
75001244462
oct1402233422
9461863527
10201930514
11a3a91425
1257761b2a
1332ab1c16
141cb65ba2
1512adb3e4
hexc093712

201930514 has 8 divisors (see below), whose sum is σ = 304254720. Its totient is φ = 100512276.

The previous prime is 201930511. The next prime is 201930517. The reversal of 201930514 is 415039102.

It is an interprime number because it is at equal distance from previous prime (201930511) and next prime (201930517).

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

It is not an unprimeable number, because it can be changed into a prime (201930511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225934 + ... + 226825.

It is an arithmetic number, because the mean of its divisors is an integer number (38031840).

Almost surely, 2201930514 is an apocalyptic number.

201930514 is a deficient number, since it is larger than the sum of its proper divisors (102324206).

201930514 is a wasteful number, since it uses less digits than its factorization.

201930514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452984.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 201930514 is about 14210.2256843444. The cubic root of 201930514 is about 586.6791448075.

Adding to 201930514 its reverse (415039102), we get a palindrome (616969616).

The spelling of 201930514 in words is "two hundred one million, nine hundred thirty thousand, five hundred fourteen".

Divisors: 1 2 223 446 452759 905518 100965257 201930514