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52122067 = 317921283
BaseRepresentation
bin1100011011010…
…1000111010011
310122002002000221
43012311013103
5101320401232
65101053511
71202013244
oct306650723
9118062027
1052122067
1127470098
1215557297
13aa4c27a
146ccaccb
154898897
hex31b51d3

52122067 has 8 divisors (see below), whose sum is σ = 54487040. Its totient is φ = 49799880.

The previous prime is 52122053. The next prime is 52122097. The reversal of 52122067 is 76022125.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52122067 is a prime.

It is a super-3 number, since 3×521220673 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52122097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8193 + ... + 13090.

It is an arithmetic number, because the mean of its divisors is an integer number (6810880).

Almost surely, 252122067 is an apocalyptic number.

52122067 is a deficient number, since it is larger than the sum of its proper divisors (2364973).

52122067 is a wasteful number, since it uses less digits than its factorization.

52122067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21393.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 52122067 is about 7219.5614132716. The cubic root of 52122067 is about 373.5429492667.

The spelling of 52122067 in words is "fifty-two million, one hundred twenty-two thousand, sixty-seven".

Divisors: 1 31 79 2449 21283 659773 1681357 52122067