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133112202 = 2331715657
BaseRepresentation
bin1111110111100…
…10000110001010
3100021110210121120
413323302012022
5233034042302
621113020110
73204302136
oct773620612
9307423546
10133112202
1169158193
12386b4636
1321768222
14139703c6
15ba459bc
hex7ef218a

133112202 has 16 divisors (see below), whose sum is σ = 274812672. Its totient is φ = 42939360.

The previous prime is 133112191. The next prime is 133112207. The reversal of 133112202 is 202211331.

It is not an unprimeable number, because it can be changed into a prime (133112207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357643 + ... + 358014.

It is an arithmetic number, because the mean of its divisors is an integer number (17175792).

Almost surely, 2133112202 is an apocalyptic number.

133112202 is an abundant number, since it is smaller than the sum of its proper divisors (141700470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133112202 is a wasteful number, since it uses less digits than its factorization.

133112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715693.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 133112202 is about 11537.4261427755. The cubic root of 133112202 is about 510.5903736082.

Adding to 133112202 its reverse (202211331), we get a palindrome (335323533).

The spelling of 133112202 in words is "one hundred thirty-three million, one hundred twelve thousand, two hundred two".

Divisors: 1 2 3 6 31 62 93 186 715657 1431314 2146971 4293942 22185367 44370734 66556101 133112202