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132220250 = 253528881
BaseRepresentation
bin1111110000110…
…00010101011010
3100012210111002022
413320120111122
5232322022000
621041534442
73163565531
oct770302532
9305714068
10132220250
11686a9038
1238344422
1321515246
14137bb318
15b91b585
hex7e1855a

132220250 has 16 divisors (see below), whose sum is σ = 247516776. Its totient is φ = 52888000.

The previous prime is 132220243. The next prime is 132220303. The reversal of 132220250 is 52022231.

It can be written as a sum of positive squares in 4 ways, for example, as 32160241 + 100060009 = 5671^2 + 10003^2 .

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, 264191 + ... + 264690.

Almost surely, 2132220250 is an apocalyptic number.

132220250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

132220250 is a deficient number, since it is larger than the sum of its proper divisors (115296526).

132220250 is an equidigital number, since it uses as much as digits as its factorization.

132220250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528898 (or 528888 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 132220250 is about 11498.7064489881. The cubic root of 132220250 is about 509.4473701232.

Adding to 132220250 its reverse (52022231), we get a palindrome (184242481).

The spelling of 132220250 in words is "one hundred thirty-two million, two hundred twenty thousand, two hundred fifty".

Divisors: 1 2 5 10 25 50 125 250 528881 1057762 2644405 5288810 13222025 26444050 66110125 132220250