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2233312140 = 223537221869
BaseRepresentation
bin1000010100011101…
…1010001110001100
312202122101000022110
42011013122032030
514033211442030
61005335344020
7106225561053
oct20507321614
95678330273
102233312140
11a46712514
12523b22010
132978c6097
1417286d39a
15d10ec1b0
hex851da38c

2233312140 has 24 divisors (see below), whose sum is σ = 6253274160. Its totient is φ = 595549888.

The previous prime is 2233312129. The next prime is 2233312153. The reversal of 2233312140 is 412133322.

It is a super-2 number, since 2×22333121402 = 9975366229342759200, which contains 22 as substring.

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, 18610875 + ... + 18610994.

It is an arithmetic number, because the mean of its divisors is an integer number (260553090).

Almost surely, 22233312140 is an apocalyptic number.

2233312140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2233312140 is an abundant number, since it is smaller than the sum of its proper divisors (4019962020).

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

2233312140 is a wasteful number, since it uses less digits than its factorization.

2233312140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37221881 (or 37221879 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2233312140 is about 47257.9320326228. The cubic root of 2233312140 is about 1307.1230573182.

Adding to 2233312140 its reverse (412133322), we get a palindrome (2645445462).

The spelling of 2233312140 in words is "two billion, two hundred thirty-three million, three hundred twelve thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 37221869 74443738 111665607 148887476 186109345 223331214 372218690 446662428 558328035 744437380 1116656070 2233312140