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2303130231052 = 227433203597221
BaseRepresentation
bin100001100000111101010…
…000100110000100001100
322011011210002212002110121
4201200331100212010030
5300213302314343202
64522013213514324
7325252466645440
oct41407520460414
98134702762417
102303130231052
1180882aa77aa2
123124417a29a4
13139251a441b1
147d687618820
153ed9a3a7537
hex2183d42610c

2303130231052 has 48 divisors (see below), whose sum is σ = 4714862245632. Its totient is φ = 963798413760.

The previous prime is 2303130231019. The next prime is 2303130231067. The reversal of 2303130231052 is 2501320313032.

It is a super-2 number, since 2×23031302310522 (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3557802 + ... + 4155022.

It is an arithmetic number, because the mean of its divisors is an integer number (98226296784).

Almost surely, 22303130231052 is an apocalyptic number.

It is an amenable number.

2303130231052 is an abundant number, since it is smaller than the sum of its proper divisors (2411732014580).

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

2303130231052 is a wasteful number, since it uses less digits than its factorization.

2303130231052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600478 (or 600476 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 2303130231052 its reverse (2501320313032), we get a palindrome (4804450544084).

The spelling of 2303130231052 in words is "two trillion, three hundred three billion, one hundred thirty million, two hundred thirty-one thousand, fifty-two".

Divisors: 1 2 4 7 14 28 43 86 172 301 602 1204 3203 6406 12812 22421 44842 89684 137729 275458 550916 597221 964103 1194442 1928206 2388884 3856412 4180547 8361094 16722188 25680503 51361006 102722012 179763521 359527042 719054084 1912898863 3825797726 7651595452 13390292041 26780584082 53561168164 82254651109 164509302218 329018604436 575782557763 1151565115526 2303130231052