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303042132 = 223231127067
BaseRepresentation
bin10010000100000…
…000111001010100
3210010020010122200
4102010000321110
51110034322012
650023124500
710336546521
oct2204007124
9703203580
10303042132
11146072048
12855a3730
134aa24693
142c366148
151b9103dc
hex12100e54

303042132 has 36 divisors (see below), whose sum is σ = 768514656. Its totient is φ = 100685520.

The previous prime is 303042121. The next prime is 303042133. The reversal of 303042132 is 231240303.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303042133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2338 + ... + 24729.

Almost surely, 2303042132 is an apocalyptic number.

It is an amenable number.

303042132 is an abundant number, since it is smaller than the sum of its proper divisors (465472524).

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

303042132 is a wasteful number, since it uses less digits than its factorization.

303042132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27388 (or 27383 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 303042132 is about 17408.1053535415. The cubic root of 303042132 is about 671.6881259029.

Adding to 303042132 its reverse (231240303), we get a palindrome (534282435).

The spelling of 303042132 in words is "three hundred three million, forty-two thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 18 36 311 622 933 1244 1866 2799 3732 5598 11196 27067 54134 81201 108268 162402 243603 324804 487206 974412 8417837 16835674 25253511 33671348 50507022 75760533 101014044 151521066 303042132