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13298733 = 327292251
BaseRepresentation
bin110010101110…
…110000101101
3221000122102200
4302232300231
511401024413
61153012113
7221015550
oct62566055
927018380
1013298733
117563598
124554039
1329a8196
141aa2697
15127a573
hexcaec2d

13298733 has 36 divisors (see below), whose sum is σ = 22827168. Its totient is φ = 7308000.

The previous prime is 13298723. The next prime is 13298737. The reversal of 13298733 is 33789231.

It is a happy number.

It is not a de Polignac number, because 13298733 - 29 = 13298221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13298737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 52858 + ... + 53108.

It is an arithmetic number, because the mean of its divisors is an integer number (634088).

Almost surely, 213298733 is an apocalyptic number.

It is an amenable number.

13298733 is a deficient number, since it is larger than the sum of its proper divisors (9528435).

13298733 is a wasteful number, since it uses less digits than its factorization.

13298733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 290 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 13298733 is about 3646.7427932334. The cubic root of 13298733 is about 236.9209264593.

The spelling of 13298733 in words is "thirteen million, two hundred ninety-eight thousand, seven hundred thirty-three".

Divisors: 1 3 7 9 21 29 63 87 203 251 261 609 753 841 1757 1827 2259 2523 5271 5887 7279 7569 15813 17661 21837 50953 52983 65511 152859 211091 458577 633273 1477637 1899819 4432911 13298733