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4312155230 = 2517231102853
BaseRepresentation
bin1000000010000011…
…00100010001011110
3102010112002011220222
410001001210101132
532312402431410
61551520241342
7211600500065
oct40101442136
912115064828
104312155230
111913110059
12a04170252
135394b7056
142cc9ad1dc
151a3885955
hex10106445e

4312155230 has 32 divisors (see below), whose sum is σ = 8575792704. Its totient is φ = 1552815616.

The previous prime is 4312155223. The next prime is 4312155233. The reversal of 4312155230 is 325512134.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4312155230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4312155233) by changing a digit.

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, 547517 + ... + 555336.

It is an arithmetic number, because the mean of its divisors is an integer number (267993522).

Almost surely, 24312155230 is an apocalyptic number.

4312155230 is a deficient number, since it is larger than the sum of its proper divisors (4263637474).

4312155230 is a wasteful number, since it uses less digits than its factorization.

4312155230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102900.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 4312155230 is about 65667.0025964335. The cubic root of 4312155230 is about 1627.6641401288.

Adding to 4312155230 its reverse (325512134), we get a palindrome (4637667364).

The spelling of 4312155230 in words is "four billion, three hundred twelve million, one hundred fifty-five thousand, two hundred thirty".

Divisors: 1 2 5 10 17 23 34 46 85 115 170 230 391 782 1955 3910 1102853 2205706 5514265 11028530 18748501 25365619 37497002 50731238 93742505 126828095 187485010 253656190 431215523 862431046 2156077615 4312155230