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34313331 = 3133492521
BaseRepresentation
bin1000001011100…
…1010001110011
32101120022001010
42002321101303
532241011311
63223242003
7564441603
oct202712163
971508033
1034313331
1118407128
12b5a9303
137155360
1447b2c03
15302bda6
hex20b9473

34313331 has 16 divisors (see below), whose sum is σ = 49431200. Its totient is φ = 21047040.

The previous prime is 34313303. The next prime is 34313333. The reversal of 34313331 is 13331343.

It is not a de Polignac number, because 34313331 - 26 = 34313267 is a prime.

It is a super-2 number, since 2×343133312 = 2354809368631122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34313298 and 34313307.

It is not an unprimeable number, because it can be changed into a prime (34313333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12351 + ... + 14871.

It is an arithmetic number, because the mean of its divisors is an integer number (3089450).

Almost surely, 234313331 is an apocalyptic number.

34313331 is a deficient number, since it is larger than the sum of its proper divisors (15117869).

34313331 is a wasteful number, since it uses less digits than its factorization.

34313331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2886.

The product of its digits is 972, while the sum is 21.

The square root of 34313331 is about 5857.7581889320. The cubic root of 34313331 is about 324.9533061122.

Adding to 34313331 its reverse (13331343), we get a palindrome (47644674).

The spelling of 34313331 in words is "thirty-four million, three hundred thirteen thousand, three hundred thirty-one".

Divisors: 1 3 13 39 349 1047 2521 4537 7563 13611 32773 98319 879829 2639487 11437777 34313331