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34290513 = 331774707
BaseRepresentation
bin1000001011001…
…1101101010001
32101112010202000
42002303231101
532234244023
63222544213
7564315225
oct202635521
971463660
1034290513
11183a0a74
12b598069
137147b5a
1447a8785
153025243
hex20b3b51

34290513 has 16 divisors (see below), whose sum is σ = 53789760. Its totient is φ = 21515328.

The previous prime is 34290511. The next prime is 34290517. The reversal of 34290513 is 31509243.

It is not a de Polignac number, because 34290513 - 21 = 34290511 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (34290511) 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, 36895 + ... + 37812.

It is an arithmetic number, because the mean of its divisors is an integer number (3361860).

Almost surely, 234290513 is an apocalyptic number.

It is an amenable number.

34290513 is a deficient number, since it is larger than the sum of its proper divisors (19499247).

34290513 is a wasteful number, since it uses less digits than its factorization.

34290513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74733 (or 74727 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 34290513 is about 5855.8101915960. The cubic root of 34290513 is about 324.8812599762.

Adding to 34290513 its reverse (31509243), we get a palindrome (65799756).

The spelling of 34290513 in words is "thirty-four million, two hundred ninety thousand, five hundred thirteen".

Divisors: 1 3 9 17 27 51 153 459 74707 224121 672363 1270019 2017089 3810057 11430171 34290513