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2312153204 = 221761755109
BaseRepresentation
bin1000100111010000…
…1010100001110100
312222010201112220212
42021310022201310
514213402400304
61021233244552
7111203656304
oct21164124164
95863645825
102312153204
11a87171a19
12546403758
132ab03baba
1417d113604
15d7ec266e
hex89d0a874

2312153204 has 24 divisors (see below), whose sum is σ = 4291305480. Its totient is φ = 1086288896.

The previous prime is 2312153117. The next prime is 2312153227. The reversal of 2312153204 is 4023512132.

It can be written as a sum of positive squares in 4 ways, for example, as 391960804 + 1920192400 = 19798^2 + 43820^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2312153204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14402 + ... + 69510.

It is an arithmetic number, because the mean of its divisors is an integer number (178804395).

Almost surely, 22312153204 is an apocalyptic number.

It is an amenable number.

2312153204 is a deficient number, since it is larger than the sum of its proper divisors (1979152276).

2312153204 is a wasteful number, since it uses less digits than its factorization.

2312153204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55747 (or 55745 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2312153204 is about 48084.8542058724. The cubic root of 2312153204 is about 1322.3270102715.

Adding to 2312153204 its reverse (4023512132), we get a palindrome (6335665336).

The spelling of 2312153204 in words is "two billion, three hundred twelve million, one hundred fifty-three thousand, two hundred four".

Divisors: 1 2 4 17 34 68 617 1234 2468 10489 20978 41956 55109 110218 220436 936853 1873706 3747412 34002253 68004506 136009012 578038301 1156076602 2312153204