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200325420 = 223351013673
BaseRepresentation
bin10111111000010…
…11100100101100
3111221221120211000
423330023210230
5402240403140
631513400300
74651511061
oct1374134454
9457846730
10200325420
11a30954a9
1257109090
133266c469
141c868c68
15128c0a30
hexbf0b92c

200325420 has 96 divisors (see below), whose sum is σ = 629576640. Its totient is φ = 52876800.

The previous prime is 200325413. The next prime is 200325427. The reversal of 200325420 is 24523002.

It is an interprime number because it is at equal distance from previous prime (200325413) and next prime (200325427).

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

It is a junction number, because it is equal to n+sod(n) for n = 200325393 and 200325402.

It is not an unprimeable number, because it can be changed into a prime (200325427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52704 + ... + 56376.

It is an arithmetic number, because the mean of its divisors is an integer number (6558090).

Almost surely, 2200325420 is an apocalyptic number.

200325420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200325420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314788320).

200325420 is an abundant number, since it is smaller than the sum of its proper divisors (429251220).

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

200325420 is a wasteful number, since it uses less digits than its factorization.

200325420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3792 (or 3784 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 200325420 is about 14153.6362818888. The cubic root of 200325420 is about 585.1205537219.

Adding to 200325420 its reverse (24523002), we get a palindrome (224848422).

It can be divided in two parts, 20032 and 5420, that added together give a palindrome (25452).

The spelling of 200325420 in words is "two hundred million, three hundred twenty-five thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 101 108 135 180 202 270 303 404 505 540 606 909 1010 1212 1515 1818 2020 2727 3030 3636 3673 4545 5454 6060 7346 9090 10908 11019 13635 14692 18180 18365 22038 27270 33057 36730 44076 54540 55095 66114 73460 99171 110190 132228 165285 198342 220380 330570 370973 396684 495855 661140 741946 991710 1112919 1483892 1854865 1983420 2225838 3338757 3709730 4451676 5564595 6677514 7419460 10016271 11129190 13355028 16693785 20032542 22258380 33387570 40065084 50081355 66775140 100162710 200325420