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53687092 = 22531571613
BaseRepresentation
bin1100110011001…
…1001100110100
310202000120211211
43030303030310
5102220441332
65154411204
71221222064
oct314631464
9122016754
1053687092
11283399a8
1215b90b04
13b179714
1471b73a4
154aa7447
hex3333334

53687092 has 24 divisors (see below), whose sum is σ = 96394536. Its totient is φ = 26153088.

The previous prime is 53687077. The next prime is 53687099. The reversal of 53687092 is 29078635.

53687092 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10732176 + 42954916 = 3276^2 + 6554^2 .

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53687099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32478 + ... + 34090.

It is an arithmetic number, because the mean of its divisors is an integer number (4016439).

Almost surely, 253687092 is an apocalyptic number.

It is an amenable number.

53687092 is a deficient number, since it is larger than the sum of its proper divisors (42707444).

53687092 is a wasteful number, since it uses less digits than its factorization.

53687092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1827 (or 1825 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 53687092 is about 7327.1476032628. The cubic root of 53687092 is about 377.2448273346.

The spelling of 53687092 in words is "fifty-three million, six hundred eighty-seven thousand, ninety-two".

Divisors: 1 2 4 53 106 157 212 314 628 1613 3226 6452 8321 16642 33284 85489 170978 253241 341956 506482 1012964 13421773 26843546 53687092