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319245292956 = 223311255133533
BaseRepresentation
bin1001010010101001000…
…00001001010110011100
31010112000202100012120010
410221110200021112130
520212303243333311
6402354222323220
732031124134222
oct4512440112634
91115022305503
10319245292956
11113433710797
1251a56729510
1324149051415
14116470ccb12
15848704cda6
hex4a5480959c

319245292956 has 48 divisors (see below), whose sum is σ = 747616117248. Its totient is φ = 106028184000.

The previous prime is 319245292901. The next prime is 319245292997. The reversal of 319245292956 is 659292542913.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 319245292896 and 319245292905.

It is a congruent number.

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, 9503566 + ... + 9537098.

It is an arithmetic number, because the mean of its divisors is an integer number (15575335776).

Almost surely, 2319245292956 is an apocalyptic number.

It is an amenable number.

319245292956 is an abundant number, since it is smaller than the sum of its proper divisors (428370824292).

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

319245292956 is a wasteful number, since it uses less digits than its factorization.

319245292956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36402 (or 36400 counting only the distinct ones).

The product of its digits is 10497600, while the sum is 57.

The spelling of 319245292956 in words is "three hundred nineteen billion, two hundred forty-five million, two hundred ninety-two thousand, nine hundred fifty-six".

Divisors: 1 2 3 4 6 12 311 622 933 1244 1866 2551 3732 5102 7653 10204 15306 30612 33533 67066 100599 134132 201198 402396 793361 1586722 2380083 3173444 4760166 9520332 10428763 20857526 31286289 41715052 62572578 85542683 125145156 171085366 256628049 342170732 513256098 1026512196 26603774413 53207548826 79811323239 106415097652 159622646478 319245292956