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2420130500 = 22534840261
BaseRepresentation
bin1001000001000000…
…0100001011000100
320020122220100220222
42100100010023010
514424023134000
61040051443512
7113654525024
oct22020041304
96218810828
102420130500
111032111957
125765b6598
132c75165a8
1418d5bda84
15e2700a85
hex904042c4

2420130500 has 24 divisors (see below), whose sum is σ = 5285566104. Its totient is φ = 968052000.

The previous prime is 2420130431. The next prime is 2420130511. The reversal of 2420130500 is 50310242.

It can be written as a sum of positive squares in 4 ways, for example, as 697382464 + 1722748036 = 26408^2 + 41506^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2419631 + ... + 2420630.

It is an arithmetic number, because the mean of its divisors is an integer number (220231921).

Almost surely, 22420130500 is an apocalyptic number.

2420130500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2420130500 is an abundant number, since it is smaller than the sum of its proper divisors (2865435604).

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

2420130500 is a wasteful number, since it uses less digits than its factorization.

2420130500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4840280 (or 4840268 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2420130500 is about 49194.8218819827. The cubic root of 2420130500 is about 1342.5988215410.

Adding to 2420130500 its reverse (50310242), we get a palindrome (2470440742).

The spelling of 2420130500 in words is "two billion, four hundred twenty million, one hundred thirty thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 50 100 125 250 500 4840261 9680522 19361044 24201305 48402610 96805220 121006525 242013050 484026100 605032625 1210065250 2420130500