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52401300 = 22352724953
BaseRepresentation
bin1100011111100…
…1010010010100
310122121021001220
43013321102110
5101403320200
65111050340
71204255320
oct307712224
9118537056
1052401300
1127640966
12156709b0
13ab193b3
146d60980
1549014a0
hex31f9494

52401300 has 72 divisors (see below), whose sum is σ = 173280576. Its totient is φ = 11976960.

The previous prime is 52401281. The next prime is 52401301. The reversal of 52401300 is 310425.

52401300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 52401300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52401301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10377 + ... + 14576.

Almost surely, 252401300 is an apocalyptic number.

52401300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52401300 is an abundant number, since it is smaller than the sum of its proper divisors (120879276).

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

52401300 is a wasteful number, since it uses less digits than its factorization.

52401300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24977 (or 24970 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 52401300 is about 7238.8742218663. The cubic root of 52401300 is about 374.2088208242.

Adding to 52401300 its reverse (310425), we get a palindrome (52711725).

The spelling of 52401300 in words is "fifty-two million, four hundred one thousand, three hundred".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 50 60 70 75 84 100 105 140 150 175 210 300 350 420 525 700 1050 2100 24953 49906 74859 99812 124765 149718 174671 249530 299436 349342 374295 499060 524013 623825 698684 748590 873355 1048026 1247650 1497180 1746710 1871475 2096052 2495300 2620065 3493420 3742950 4366775 5240130 7485900 8733550 10480260 13100325 17467100 26200650 52401300