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80245430060 = 225311271019119
BaseRepresentation
bin100101010111100000…
…0000001011100101100
321200010102221012202012
41022233000001130230
52303320312230220
6100510402020352
75540361621065
oct1125700013454
9250112835665
1080245430060
11310394a9344
12136760476b8
13774ac373c3
143c535c556c
152149cedac5
hex12af00172c

80245430060 has 48 divisors (see below), whose sum is σ = 175321251840. Its totient is φ = 30818128320.

The previous prime is 80245430003. The next prime is 80245430071. The reversal of 80245430060 is 6003454208.

It is a junction number, because it is equal to n+sod(n) for n = 80245429999 and 80245430026.

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, 430820 + ... + 588299.

It is an arithmetic number, because the mean of its divisors is an integer number (3652526080).

Almost surely, 280245430060 is an apocalyptic number.

It is an amenable number.

80245430060 is an abundant number, since it is smaller than the sum of its proper divisors (95075821780).

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

80245430060 is a wasteful number, since it uses less digits than its factorization.

80245430060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019286 (or 1019284 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 80245430060 its reverse (6003454208), we get a palindrome (86248884268).

The spelling of 80245430060 in words is "eighty billion, two hundred forty-five million, four hundred thirty thousand, sixty".

Divisors: 1 2 4 5 10 20 31 62 124 127 155 254 310 508 620 635 1270 2540 3937 7874 15748 19685 39370 78740 1019119 2038238 4076476 5095595 10191190 20382380 31592689 63185378 126370756 129428113 157963445 258856226 315926890 517712452 631853780 647140565 1294281130 2588562260 4012271503 8024543006 16049086012 20061357515 40122715030 80245430060