Search a number
-
+
13230032001312 = 253722812506803
BaseRepresentation
bin1100000010000101101101…
…0110111001100100100000
31201211210000200021221200210
43000201123112321210200
53213230101143020222
644045443124414120
72533560345346500
oct300413326714440
951753020257623
1013230032001312
114240909181a95
12159809ab47340
1374c781b95569
1433a4a08c1a00
1517e224456d0c
hexc085b5b9920

13230032001312 has 72 divisors (see below), whose sum is σ = 40398847732656. Its totient is φ = 3780009141888.

The previous prime is 13230032001301. The next prime is 13230032001313. The reversal of 13230032001312 is 21310023003231.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (13230032001313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1406248698 + ... + 1406258105.

It is an arithmetic number, because the mean of its divisors is an integer number (561095107398).

Almost surely, 213230032001312 is an apocalyptic number.

13230032001312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13230032001312 is an abundant number, since it is smaller than the sum of its proper divisors (27168815731344).

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

13230032001312 is a wasteful number, since it uses less digits than its factorization.

13230032001312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2812506830 (or 2812506815 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 13230032001312 its reverse (21310023003231), we get a palindrome (34540055004543).

The spelling of 13230032001312 in words is "thirteen trillion, two hundred thirty billion, thirty-two million, one thousand, three hundred twelve".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 49 56 84 96 98 112 147 168 196 224 294 336 392 588 672 784 1176 1568 2352 4704 2812506803 5625013606 8437520409 11250027212 16875040818 19687547621 22500054424 33750081636 39375095242 45000108848 59062642863 67500163272 78750190484 90000217696 118125285726 135000326544 137812833347 157500380968 236250571452 270000653088 275625666694 315000761936 413438500041 472501142904 551251333388 630001523872 826877000082 945002285808 1102502666776 1653754000164 1890004571616 2205005333552 3307508000328 4410010667104 6615016000656 13230032001312