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214203135 = 3529492421
BaseRepresentation
bin11001100010001…
…11101011111111
3112221001122110110
430301013223333
5414314000020
633131041103
75210460636
oct1461075377
9487048413
10214203135
11aaa03a93
125b8a0193
13354bb023
142063c51d
1513c128e0
hexcc47aff

214203135 has 16 divisors (see below), whose sum is σ = 354543840. Its totient is φ = 110302080.

The previous prime is 214203127. The next prime is 214203151. The reversal of 214203135 is 531302412.

It is not a de Polignac number, because 214203135 - 23 = 214203127 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245776 + ... + 246645.

It is an arithmetic number, because the mean of its divisors is an integer number (22158990).

Almost surely, 2214203135 is an apocalyptic number.

214203135 is a deficient number, since it is larger than the sum of its proper divisors (140340705).

214203135 is a wasteful number, since it uses less digits than its factorization.

214203135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492458.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 214203135 is about 14635.6802028467. The cubic root of 214203135 is about 598.3316011533.

Adding to 214203135 its reverse (531302412), we get a palindrome (745505547).

The spelling of 214203135 in words is "two hundred fourteen million, two hundred three thousand, one hundred thirty-five".

Divisors: 1 3 5 15 29 87 145 435 492421 1477263 2462105 7386315 14280209 42840627 71401045 214203135