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34240492 = 221113311931
BaseRepresentation
bin1000001010011…
…1011111101100
32101102121010101
42002213133230
532231143432
63221520444
7564016336
oct202473754
971377111
1034240492
1118367430
12b573124
13712b160
144794456
1530154e7
hex20a77ec

34240492 has 48 divisors (see below), whose sum is σ = 72705024. Its totient is φ = 13896000.

The previous prime is 34240477. The next prime is 34240501. The reversal of 34240492 is 29404243.

It is a super-2 number, since 2×342404922 = 2344822584804128, which contains 22 as substring.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 34240492.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16767 + ... + 18697.

It is an arithmetic number, because the mean of its divisors is an integer number (1514688).

Almost surely, 234240492 is an apocalyptic number.

It is an amenable number.

34240492 is an abundant number, since it is smaller than the sum of its proper divisors (38464532).

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

34240492 is a wasteful number, since it uses less digits than its factorization.

34240492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1990 (or 1988 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 34240492 is about 5851.5375757146. The cubic root of 34240492 is about 324.7232104902.

The spelling of 34240492 in words is "thirty-four million, two hundred forty thousand, four hundred ninety-two".

Divisors: 1 2 4 11 13 22 26 31 44 52 62 124 143 286 341 403 572 682 806 1364 1612 1931 3862 4433 7724 8866 17732 21241 25103 42482 50206 59861 84964 100412 119722 239444 276133 552266 658471 778193 1104532 1316942 1556386 2633884 3112772 8560123 17120246 34240492