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2122300340 = 225130381439
BaseRepresentation
bin111111001111111…
…1011101110110100
312110220111000202022
41332133323232310
513321302102330
6550332132312
7103410153356
oct17637735664
95426430668
102122300340
11999a8a726
124b2907098
1327a8c8324
14161c130d6
15c64beae5
hex7e7fbbb4

2122300340 has 24 divisors (see below), whose sum is σ = 4460305920. Its totient is φ = 848258208.

The previous prime is 2122300337. The next prime is 2122300351. The reversal of 2122300340 is 430032212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14660 + ... + 66779.

It is an arithmetic number, because the mean of its divisors is an integer number (185846080).

Almost surely, 22122300340 is an apocalyptic number.

2122300340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122300340 is an abundant number, since it is smaller than the sum of its proper divisors (2338005580).

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

2122300340 is a wasteful number, since it uses less digits than its factorization.

2122300340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82751 (or 82749 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2122300340 is about 46068.4310564187. The cubic root of 2122300340 is about 1285.0961264875.

Adding to 2122300340 its reverse (430032212), we get a palindrome (2552332552).

The spelling of 2122300340 in words is "two billion, one hundred twenty-two million, three hundred thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 1303 2606 5212 6515 13030 26060 81439 162878 325756 407195 814390 1628780 106115017 212230034 424460068 530575085 1061150170 2122300340