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2212001204 = 227194157897
BaseRepresentation
bin1000001111011000…
…0111010110110100
312201011021022012112
42003312013112310
514012233014304
61003254510152
7105546462050
oct20366072664
95634238175
102212001204
11a35687276
12518965358
1329337406a
1416dac2c60
15ce2dcb6e
hex83d875b4

2212001204 has 24 divisors (see below), whose sum is σ = 4656845760. Its totient is φ = 898105536.

The previous prime is 2212001203. The next prime is 2212001293. The reversal of 2212001204 is 4021002122.

2212001204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212001203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2078417 + ... + 2079480.

It is an arithmetic number, because the mean of its divisors is an integer number (194035240).

Almost surely, 22212001204 is an apocalyptic number.

It is an amenable number.

2212001204 is an abundant number, since it is smaller than the sum of its proper divisors (2444844556).

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

2212001204 is a wasteful number, since it uses less digits than its factorization.

2212001204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4157927 (or 4157925 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 2212001204 is about 47031.9168650396. The cubic root of 2212001204 is about 1302.9521084791.

Adding to 2212001204 its reverse (4021002122), we get a palindrome (6233003326).

The spelling of 2212001204 in words is "two billion, two hundred twelve million, one thousand, two hundred four".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 4157897 8315794 16631588 29105279 58210558 79000043 116421116 158000086 316000172 553000301 1106000602 2212001204