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537411812 = 22723837159
BaseRepresentation
bin100000000010000…
…100000011100100
31101110020100102012
4200002010003210
52100034134222
6125154333352
716213632200
oct4002040344
91343210365
10537411812
1125639a4a3
1212bb8a258
1387453872
1451533b00
15322a81e2
hex200840e4

537411812 has 36 divisors (see below), whose sum is σ = 1097026560. Its totient is φ = 229685904.

The previous prime is 537411811. The next prime is 537411829. The reversal of 537411812 is 218114735.

It is a super-2 number, since 2×5374118122 = 577622911354246688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (537411811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71489 + ... + 78647.

It is an arithmetic number, because the mean of its divisors is an integer number (30472960).

Almost surely, 2537411812 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 537411812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (548513280).

537411812 is an abundant number, since it is smaller than the sum of its proper divisors (559614748).

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

537411812 is a wasteful number, since it uses less digits than its factorization.

537411812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7560 (or 7551 counting only the distinct ones).

The product of its digits is 6720, while the sum is 32.

The square root of 537411812 is about 23182.1442494002. The cubic root of 537411812 is about 813.0221966024.

The spelling of 537411812 in words is "five hundred thirty-seven million, four hundred eleven thousand, eight hundred twelve".

Divisors: 1 2 4 7 14 28 49 98 196 383 766 1532 2681 5362 7159 10724 14318 18767 28636 37534 50113 75068 100226 200452 350791 701582 1403164 2741897 5483794 10967588 19193279 38386558 76773116 134352953 268705906 537411812