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312465011425 = 5278920061959
BaseRepresentation
bin1001000110000000101…
…11011011001011100001
31002212112020001012211221
410203000113123023201
520104412020331200
6355313333335041
731401113526460
oct4430027331341
91085466035757
10312465011425
11110574397936
1250683a97481
1323608417a08
14111a28089d7
1581dbb8591a
hex48c05db2e1

312465011425 has 24 divisors (see below), whose sum is σ = 447782947200. Its totient is φ = 211854276480.

The previous prime is 312465011293. The next prime is 312465011473. The reversal of 312465011425 is 524110564213.

It is not a de Polignac number, because 312465011425 - 217 = 312464880353 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10015405 + ... + 10046554.

It is an arithmetic number, because the mean of its divisors is an integer number (18657622800).

Almost surely, 2312465011425 is an apocalyptic number.

312465011425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

312465011425 is a deficient number, since it is larger than the sum of its proper divisors (135317935775).

312465011425 is a wasteful number, since it uses less digits than its factorization.

312465011425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20062065 (or 20062060 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 312465011425 its reverse (524110564213), we get a palindrome (836575575638).

The spelling of 312465011425 in words is "three hundred twelve billion, four hundred sixty-five million, eleven thousand, four hundred twenty-five".

Divisors: 1 5 7 25 35 89 175 445 623 2225 3115 15575 20061959 100309795 140433713 501548975 702168565 1785514351 3510842825 8927571755 12498600457 44637858775 62493002285 312465011425