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312030323241 = 371310130613697
BaseRepresentation
bin1001000101001100111…
…01001110001000101001
31002211101221002202202120
410202212131032020221
520103014230320431
6355202244421453
731354254662130
oct4424635161051
91084357082676
10312030323241
11110370a8a1aa
12505823a7889
132356934c580
1411160bb4917
1581b391e196
hex48a674e229

312030323241 has 64 divisors (see below), whose sum is σ = 517428420096. Its totient is φ = 162860544000.

The previous prime is 312030323173. The next prime is 312030323347. The reversal of 312030323241 is 142323030213.

It is not a de Polignac number, because 312030323241 - 211 = 312030321193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312030323141) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 84399105 + ... + 84402801.

It is an arithmetic number, because the mean of its divisors is an integer number (8084819064).

Almost surely, 2312030323241 is an apocalyptic number.

It is an amenable number.

312030323241 is a deficient number, since it is larger than the sum of its proper divisors (205398096855).

312030323241 is a wasteful number, since it uses less digits than its factorization.

312030323241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6882.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 312030323241 its reverse (142323030213), we get a palindrome (454353353454).

The spelling of 312030323241 in words is "three hundred twelve billion, thirty million, three hundred twenty-three thousand, two hundred forty-one".

Divisors: 1 3 7 13 21 39 91 101 273 303 707 1313 2121 3061 3697 3939 9183 9191 11091 21427 25879 27573 39793 48061 64281 77637 119379 144183 278551 309161 336427 373397 835653 927483 1009281 1120191 2164127 2613779 4019093 4854161 6492381 7841337 11316517 12057279 14562483 28133651 33949551 33979127 79215619 84400953 101937381 147114721 237646857 441344163 1029803047 1142968217 3089409141 3428904651 8000777519 14858586821 24002332557 44575760463 104010107747 312030323241