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132020212 = 2233005053
BaseRepresentation
bin1111101111001…
…11011111110100
3100012102022200111
413313213133310
5232244121322
621033352404
73162103402
oct767473764
9305368614
10132020212
1168581815
1238268704
132147518c
1413768472
15b8cc177
hex7de77f4

132020212 has 6 divisors (see below), whose sum is σ = 231035378. Its totient is φ = 66010104.

The previous prime is 132020179. The next prime is 132020219. The reversal of 132020212 is 212020231.

It can be written as a sum of positive squares in only one way, i.e., 127328656 + 4691556 = 11284^2 + 2166^2 .

It is a junction number, because it is equal to n+sod(n) for n = 132020192 and 132020201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132020219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16502523 + ... + 16502530.

Almost surely, 2132020212 is an apocalyptic number.

It is an amenable number.

132020212 is a deficient number, since it is larger than the sum of its proper divisors (99015166).

132020212 is a wasteful number, since it uses less digits than its factorization.

132020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33005057 (or 33005055 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 132020212 is about 11490.0048738023. The cubic root of 132020212 is about 509.1903235931.

Adding to 132020212 its reverse (212020231), we get a palindrome (344040443).

The spelling of 132020212 in words is "one hundred thirty-two million, twenty thousand, two hundred twelve".

Divisors: 1 2 4 33005053 66010106 132020212