Search a number
-
+
13244430244100 = 225211101111190821
BaseRepresentation
bin1100000010111011010110…
…0011110101100100000100
31201220011012010010110200012
43000232311203311210010
53213444043120302400
644100223545005352
72534610220400636
oct300566543654404
951804163113605
1013244430244100
114246a276559a0
12159aa38a83858
13750c37b4bc53
1433b068c22a56
1517e7b8502d35
hexc0bb58f5904

13244430244100 has 72 divisors (see below), whose sum is σ = 31356305734656. Its totient is φ = 4815676080000.

The previous prime is 13244430244091. The next prime is 13244430244103. The reversal of 13244430244100 is 144203444231.

It is not an unprimeable number, because it can be changed into a prime (13244430244103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10526690 + ... + 11717510.

Almost surely, 213244430244100 is an apocalyptic number.

13244430244100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13244430244100 is an abundant number, since it is smaller than the sum of its proper divisors (18111875490556).

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

13244430244100 is a wasteful number, since it uses less digits than its factorization.

13244430244100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200957 (or 1200950 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 13244430244100 its reverse (144203444231), we get a palindrome (13388633688331).

The spelling of 13244430244100 in words is "thirteen trillion, two hundred forty-four billion, four hundred thirty million, two hundred forty-four thousand, one hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 1100 10111 20222 40444 50555 101110 111221 202220 222442 252775 444884 505550 556105 1011100 1112210 1190821 2224420 2381642 2780525 4763284 5561050 5954105 11122100 11908210 13099031 23816420 26198062 29770525 52396124 59541050 65495155 119082100 130990310 261980620 327475775 654951550 1309903100 12040391131 24080782262 48161564524 60201955655 120403911310 132444302441 240807822620 264888604882 301009778275 529777209764 602019556550 662221512205 1204039113100 1324443024410 2648886048820 3311107561025 6622215122050 13244430244100