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52055345 = 519547951
BaseRepresentation
bin1100011010010…
…0110100110001
310121221200111202
43012210310301
5101311232340
65055420545
71201314566
oct306446461
9117850452
1052055345
1127424a51
1215524755
13aa27aa4
146cb086d
154883c15
hex31a4d31

52055345 has 8 divisors (see below), whose sum is σ = 65754240. Its totient is φ = 39452400.

The previous prime is 52055317. The next prime is 52055357. The reversal of 52055345 is 54355025.

It is a happy number.

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

It is not a de Polignac number, because 52055345 - 212 = 52051249 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273881 + ... + 274070.

It is an arithmetic number, because the mean of its divisors is an integer number (8219280).

Almost surely, 252055345 is an apocalyptic number.

It is an amenable number.

52055345 is a deficient number, since it is larger than the sum of its proper divisors (13698895).

52055345 is a wasteful number, since it uses less digits than its factorization.

52055345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547975.

The product of its (nonzero) digits is 15000, while the sum is 29.

The square root of 52055345 is about 7214.9390156813. The cubic root of 52055345 is about 373.3834891338.

The spelling of 52055345 in words is "fifty-two million, fifty-five thousand, three hundred forty-five".

Divisors: 1 5 19 95 547951 2739755 10411069 52055345