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52279080 = 23357217523
BaseRepresentation
bin1100011101101…
…1011100101000
310122101001102020
43013123130220
5101340412310
65104304440
71203236100
oct307333450
9118331366
1052279080
1127568057
1215612120
13aaa5889
146d2c200
1548ca170
hex31db728

52279080 has 192 divisors, whose sum is σ = 193544640. Its totient is φ = 11225088.

The previous prime is 52279079. The next prime is 52279081. The reversal of 52279080 is 8097225.

It is an interprime number because it is at equal distance from previous prime (52279079) and next prime (52279081).

It is not an unprimeable number, because it can be changed into a prime (52279081) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 99699 + ... + 100221.

It is an arithmetic number, because the mean of its divisors is an integer number (1008045).

Almost surely, 252279080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52279080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96772320).

52279080 is an abundant number, since it is smaller than the sum of its proper divisors (141265560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52279080 is a wasteful number, since it uses less digits than its factorization.

52279080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568 (or 557 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 52279080 is about 7230.4273732609. The cubic root of 52279080 is about 373.9176613424.

The spelling of 52279080 in words is "fifty-two million, two hundred seventy-nine thousand, eighty".