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52099873 = 738319433
BaseRepresentation
bin1100011010111…
…1101100100001
310122000221120221
43012233230201
5101314143443
65100403041
71201561450
oct306575441
9118027527
1052099873
1127455451
1215546481
13aa42137
146cc2b97
154891eed
hex31afb21

52099873 has 8 divisors (see below), whose sum is σ = 59701248. Its totient is φ = 44538144.

The previous prime is 52099837. The next prime is 52099877. The reversal of 52099873 is 37899025.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2k-52099873 is a prime.

It is a super-2 number, since 2×520998732 = 5428793533232258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52099877) 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, 7036 + ... + 12397.

It is an arithmetic number, because the mean of its divisors is an integer number (7462656).

Almost surely, 252099873 is an apocalyptic number.

It is an amenable number.

52099873 is a deficient number, since it is larger than the sum of its proper divisors (7601375).

52099873 is a wasteful number, since it uses less digits than its factorization.

52099873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19823.

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 52099873 is about 7218.0241756314. The cubic root of 52099873 is about 373.4899225310.

The spelling of 52099873 in words is "fifty-two million, ninety-nine thousand, eight hundred seventy-three".

Divisors: 1 7 383 2681 19433 136031 7442839 52099873