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2420231230 = 254144913147
BaseRepresentation
bin1001000001000001…
…1100110000111110
320020200002111002201
42100100130300332
514424034344410
61040053542114
7113655424504
oct22020346076
96220074081
102420231230
1110321805aa
1257664493a
132c75503b1
1418d608674
15e272083a
hex9041cc3e

2420231230 has 32 divisors (see below), whose sum is σ = 4472949600. Its totient is φ = 942305280.

The previous prime is 2420231227. The next prime is 2420231237. The reversal of 2420231230 is 321320242.

It is a junction number, because it is equal to n+sod(n) for n = 2420231198 and 2420231207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420231237) 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 15 ways as a sum of consecutive naturals, for example, 177517 + ... + 190663.

It is an arithmetic number, because the mean of its divisors is an integer number (139779675).

Almost surely, 22420231230 is an apocalyptic number.

2420231230 is a deficient number, since it is larger than the sum of its proper divisors (2052718370).

2420231230 is a wasteful number, since it uses less digits than its factorization.

2420231230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13644.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2420231230 is about 49195.8456579415. The cubic root of 2420231230 is about 1342.6174483744.

Adding to 2420231230 its reverse (321320242), we get a palindrome (2741551472).

It can be divided in two parts, 242023 and 1230, that added together give a triangular number (243253 = T697).

The spelling of 2420231230 in words is "two billion, four hundred twenty million, two hundred thirty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 41 82 205 410 449 898 2245 4490 13147 18409 26294 36818 65735 92045 131470 184090 539027 1078054 2695135 5390270 5903003 11806006 29515015 59030030 242023123 484046246 1210115615 2420231230