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53734620 = 223517139379
BaseRepresentation
bin1100110011111…
…0110011011100
310202010000001010
43030332303130
5102224001440
65155415220
71221510462
oct314766334
9122100033
1053734620
1128371685
1215bb4510
13b195244
1471ca832
154ab6580
hex333ecdc

53734620 has 96 divisors (see below), whose sum is σ = 160876800. Its totient is φ = 13353984.

The previous prime is 53734613. The next prime is 53734631. The reversal of 53734620 is 2643735.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141591 + ... + 141969.

It is an arithmetic number, because the mean of its divisors is an integer number (1675800).

Almost surely, 253734620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53734620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80438400).

53734620 is an abundant number, since it is smaller than the sum of its proper divisors (107142180).

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

53734620 is a wasteful number, since it uses less digits than its factorization.

53734620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547 (or 545 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 53734620 is about 7330.3901669693. The cubic root of 53734620 is about 377.3561166791.

The spelling of 53734620 in words is "fifty-three million, seven hundred thirty-four thousand, six hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 68 85 102 139 170 204 255 278 340 379 417 510 556 695 758 834 1020 1137 1390 1516 1668 1895 2085 2274 2363 2780 3790 4170 4548 4726 5685 6443 7089 7580 8340 9452 11370 11815 12886 14178 19329 22740 23630 25772 28356 32215 35445 38658 47260 52681 64430 70890 77316 96645 105362 128860 141780 158043 193290 210724 263405 316086 386580 526810 632172 790215 895577 1053620 1580430 1791154 2686731 3160860 3582308 4477885 5373462 8955770 10746924 13433655 17911540 26867310 53734620