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52761332 = 22131014641
BaseRepresentation
bin1100100101000…
…1001011110100
310200021112221102
43021101023310
5102001330312
65122505232
71210315061
oct311211364
9120245842
1052761332
1127867408
1215805218
13ac14230
147015c68
154972ec2
hex32512f4

52761332 has 12 divisors (see below), whose sum is σ = 99434916. Its totient is φ = 24351360.

The previous prime is 52761323. The next prime is 52761343. The reversal of 52761332 is 23316725.

It can be written as a sum of positive squares in 2 ways, for example, as 30426256 + 22335076 = 5516^2 + 4726^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52761295 and 52761304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 507269 + ... + 507372.

It is an arithmetic number, because the mean of its divisors is an integer number (8286243).

Almost surely, 252761332 is an apocalyptic number.

52761332 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

52761332 is a deficient number, since it is larger than the sum of its proper divisors (46673584).

52761332 is a wasteful number, since it uses less digits than its factorization.

52761332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014658 (or 1014656 counting only the distinct ones).

The product of its digits is 7560, while the sum is 29.

The square root of 52761332 is about 7263.6996083263. The cubic root of 52761332 is about 375.0638871893.

It can be divided in two parts, 52 and 761332, that multiplied together give a square (39589264 = 62922).

The spelling of 52761332 in words is "fifty-two million, seven hundred sixty-one thousand, three hundred thirty-two".

Divisors: 1 2 4 13 26 52 1014641 2029282 4058564 13190333 26380666 52761332