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53022826 = 231384701
BaseRepresentation
bin1100101001000…
…1000001101010
310200202211122101
43022101001222
5102033212301
65132244014
71212454333
oct312210152
9120684571
1053022826
1127a2591a
121591060a
13aca626c
14708328a
1549c5701
hex329106a

53022826 has 8 divisors (see below), whose sum is σ = 79789284. Its totient is φ = 26426400.

The previous prime is 53022811. The next prime is 53022829. The reversal of 53022826 is 62822035.

It can be written as a sum of positive squares in 2 ways, for example, as 40947201 + 12075625 = 6399^2 + 3475^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×530228262 = 5622840154052552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53022794 and 53022803.

It is not an unprimeable number, because it can be changed into a prime (53022829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41725 + ... + 42976.

Almost surely, 253022826 is an apocalyptic number.

53022826 is a deficient number, since it is larger than the sum of its proper divisors (26766458).

53022826 is a wasteful number, since it uses less digits than its factorization.

53022826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85016.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 53022826 is about 7281.6774166397. The cubic root of 53022826 is about 375.6824928263.

It can be divided in two parts, 5302 and 2826, that added together give a triangular number (8128 = T127).

The spelling of 53022826 in words is "fifty-three million, twenty-two thousand, eight hundred twenty-six".

Divisors: 1 2 313 626 84701 169402 26511413 53022826