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2320254220 = 2256710316811
BaseRepresentation
bin1000101001001100…
…0100010100001100
312222200222010102111
42022103010110030
514222441113340
61022123033404
7111332556364
oct21223042414
95880863374
102320254220
11a907a5379
1254906b864
132ac9171bb
141802219a4
15d8a72aea
hex8a4c450c

2320254220 has 48 divisors (see below), whose sum is σ = 4993567488. Its totient is φ = 905319360.

The previous prime is 2320254203. The next prime is 2320254263. The reversal of 2320254220 is 224520232.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2320254191 and 2320254200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129615 + ... + 146425.

It is an arithmetic number, because the mean of its divisors is an integer number (104032656).

Almost surely, 22320254220 is an apocalyptic number.

2320254220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2320254220 is an abundant number, since it is smaller than the sum of its proper divisors (2673313268).

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

2320254220 is a wasteful number, since it uses less digits than its factorization.

2320254220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16990 (or 16988 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 2320254220 is about 48169.0172206160. The cubic root of 2320254220 is about 1323.8695415494.

Adding to 2320254220 its reverse (224520232), we get a palindrome (2544774452).

The spelling of 2320254220 in words is "two billion, three hundred twenty million, two hundred fifty-four thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 67 103 134 206 268 335 412 515 670 1030 1340 2060 6901 13802 16811 27604 33622 34505 67244 69010 84055 138020 168110 336220 1126337 1731533 2252674 3463066 4505348 5631685 6926132 8657665 11263370 17315330 22526740 34630660 116012711 232025422 464050844 580063555 1160127110 2320254220