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5312245044 = 223442687087
BaseRepresentation
bin1001111001010001…
…00110110100110100
3111201012221000020110
410330220212310310
541334413320134
62235043503020
7245433223611
oct47450466464
914635830213
105312245044
112286695367
121043087a70
13668756082
14385741508
152115837e9
hex13ca26d34

5312245044 has 12 divisors (see below), whose sum is σ = 12395238464. Its totient is φ = 1770748344.

The previous prime is 5312245039. The next prime is 5312245091. The reversal of 5312245044 is 4405422135.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221343532 + ... + 221343555.

Almost surely, 25312245044 is an apocalyptic number.

It is an amenable number.

5312245044 is an abundant number, since it is smaller than the sum of its proper divisors (7082993420).

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

5312245044 is a wasteful number, since it uses less digits than its factorization.

5312245044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442687094 (or 442687092 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 5312245044 is about 72885.1496808506. The cubic root of 5312245044 is about 1744.8550979697.

Adding to 5312245044 its reverse (4405422135), we get a palindrome (9717667179).

The spelling of 5312245044 in words is "five billion, three hundred twelve million, two hundred forty-five thousand, forty-four".

Divisors: 1 2 3 4 6 12 442687087 885374174 1328061261 1770748348 2656122522 5312245044