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34064280 = 2333531541
BaseRepresentation
bin1000000111110…
…0011110011000
32101002122102000
42001330132120
532210024110
63214041000
7562353525
oct201743630
971078360
1034064280
1118256aa8
12b4a9160
137098ba3
14474a14c
152ecd1c0
hex207c798

34064280 has 64 divisors (see below), whose sum is σ = 113551200. Its totient is φ = 9083520.

The previous prime is 34064269. The next prime is 34064287. The reversal of 34064280 is 8246043.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34064287) 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, 14691 + ... + 16850.

Almost surely, 234064280 is an apocalyptic number.

34064280 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34064280 is an abundant number, since it is smaller than the sum of its proper divisors (79486920).

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

34064280 is a wasteful number, since it uses less digits than its factorization.

34064280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31561 (or 31551 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 34064280 is about 5836.4612566177. The cubic root of 34064280 is about 324.1652106678.

It can be divided in two parts, 340 and 64280, that added together give a triangular number (64620 = T359).

The spelling of 34064280 in words is "thirty-four million, sixty-four thousand, two hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 540 1080 31541 63082 94623 126164 157705 189246 252328 283869 315410 378492 473115 567738 630820 756984 851607 946230 1135476 1261640 1419345 1703214 1892460 2270952 2838690 3406428 3784920 4258035 5677380 6812856 8516070 11354760 17032140 34064280