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52300080 = 2434571153
BaseRepresentation
bin1100011110000…
…0100100110000
310122102010020000
43013200210300
5101342100310
65104550000
71203354240
oct307404460
9118363200
1052300080
1127581908
1215622300
13aab22c1
146d35b20
1548d14c0
hex31e0930

52300080 has 200 divisors, whose sum is σ = 207775392. Its totient is φ = 11943936.

The previous prime is 52300067. The next prime is 52300081. The reversal of 52300080 is 8000325.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (52300081) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 44784 + ... + 45936.

Almost surely, 252300080 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 52300080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103887696).

52300080 is an abundant number, since it is smaller than the sum of its proper divisors (155475312).

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

52300080 is a wasteful number, since it uses less digits than its factorization.

52300080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185 (or 1170 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 52300080 is about 7231.8794237736. The cubic root of 52300080 is about 373.9677210076.

The spelling of 52300080 in words is "fifty-two million, three hundred thousand, eighty".