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2321253420 = 223538687557
BaseRepresentation
bin1000101001011011…
…1000010000101100
312222202211220001220
42022112320100230
514223220102140
61022200303340
7111344220453
oct21226702054
95882756056
102321253420
11a91318062
12549471b50
132acba6c45
14180401b9a
15d8bbdbd0
hex8a5b842c

2321253420 has 24 divisors (see below), whose sum is σ = 6499509744. Its totient is φ = 619000896.

The previous prime is 2321253419. The next prime is 2321253439. The reversal of 2321253420 is 243521232.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 19343719 + ... + 19343838.

It is an arithmetic number, because the mean of its divisors is an integer number (270812906).

Almost surely, 22321253420 is an apocalyptic number.

2321253420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2321253420 is an abundant number, since it is smaller than the sum of its proper divisors (4178256324).

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

2321253420 is a wasteful number, since it uses less digits than its factorization.

2321253420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38687569 (or 38687567 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2321253420 is about 48179.3879164109. The cubic root of 2321253420 is about 1324.0595524246.

Adding to 2321253420 its reverse (243521232), we get a palindrome (2564774652).

The spelling of 2321253420 in words is "two billion, three hundred twenty-one million, two hundred fifty-three thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 38687557 77375114 116062671 154750228 193437785 232125342 386875570 464250684 580313355 773751140 1160626710 2321253420