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2300043125 = 542343612
BaseRepresentation
bin1000100100010111…
…1101111101110101
312221021221022000102
42021011331331311
514202302340000
61020121523445
7110666021042
oct21105757565
95837838012
102300043125
11a80350496
12542343585
132a868b983
1417b6801c9
15d6dce3d5
hex8917df75

2300043125 has 60 divisors (see below), whose sum is σ = 3119976288. Its totient is φ = 1690920000.

The previous prime is 2300043113. The next prime is 2300043127. The reversal of 2300043125 is 5213400032.

It is a happy number.

It is not a de Polignac number, because 2300043125 - 218 = 2299780981 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2300043097 and 2300043106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2300043127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 37705595 + ... + 37705655.

Almost surely, 22300043125 is an apocalyptic number.

2300043125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2300043125 is a deficient number, since it is larger than the sum of its proper divisors (819933163).

2300043125 is an frugal number, since it uses more digits than its factorization.

2300043125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2300043125 is about 47958.7648402250. The cubic root of 2300043125 is about 1320.0143717826.

Adding to 2300043125 its reverse (5213400032), we get a palindrome (7513443157).

The spelling of 2300043125 in words is "two billion, three hundred million, forty-three thousand, one hundred twenty-five".

Divisors: 1 5 23 25 43 61 115 125 215 305 575 625 989 1075 1403 1525 2623 2875 3721 4945 5375 7015 7625 13115 14375 18605 24725 26875 35075 38125 60329 65575 85583 93025 123625 160003 175375 301645 327875 427915 465125 618125 800015 876875 1508225 1639375 2139575 2325625 3680069 4000075 7541125 10697875 18400345 20000375 37705625 53489375 92001725 100001875 460008625 2300043125