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212132302 = 21914233923
BaseRepresentation
bin11001010010011…
…10000111001110
3112210011102210221
430221032013032
5413301213202
633014421554
75154044344
oct1451160716
9483142727
10212132302
11a981a158
125b0618ba
1334c44595
142025d994
1513954037
hexca4e1ce

212132302 has 16 divisors (see below), whose sum is σ = 335266560. Its totient is φ = 100387512.

The previous prime is 212132281. The next prime is 212132339. The reversal of 212132302 is 203231212.

212132302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2121323022 = 90000227103638408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52113 + ... + 56035.

It is an arithmetic number, because the mean of its divisors is an integer number (20954160).

Almost surely, 2212132302 is an apocalyptic number.

212132302 is a deficient number, since it is larger than the sum of its proper divisors (123134258).

212132302 is a wasteful number, since it uses less digits than its factorization.

212132302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5367.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 212132302 is about 14564.7623392900. The cubic root of 212132302 is about 596.3972079309.

Adding to 212132302 its reverse (203231212), we get a palindrome (415363514).

The spelling of 212132302 in words is "two hundred twelve million, one hundred thirty-two thousand, three hundred two".

Divisors: 1 2 19 38 1423 2846 3923 7846 27037 54074 74537 149074 5582429 11164858 106066151 212132302