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525201214 = 21391889213
BaseRepresentation
bin11111010011011…
…110111100111110
31100121020222121211
4133103132330332
52033422414324
6124040515034
716005064606
oct3723367476
91317228554
10525201214
1124a50a49a
12127a7ba7a
1384a69a65
144da75c06
1531195294
hex1f4def3e

525201214 has 8 divisors (see below), whose sum is σ = 793469880. Its totient is φ = 260711256.

The previous prime is 525201203. The next prime is 525201239. The reversal of 525201214 is 412102525.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 944329 + ... + 944884.

It is an arithmetic number, because the mean of its divisors is an integer number (99183735).

Almost surely, 2525201214 is an apocalyptic number.

525201214 is a deficient number, since it is larger than the sum of its proper divisors (268268666).

525201214 is a wasteful number, since it uses less digits than its factorization.

525201214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1889354.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 525201214 is about 22917.2689036019. The cubic root of 525201214 is about 806.8173715727.

Adding to 525201214 its reverse (412102525), we get a palindrome (937303739).

The spelling of 525201214 in words is "five hundred twenty-five million, two hundred one thousand, two hundred fourteen".

Divisors: 1 2 139 278 1889213 3778426 262600607 525201214