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13170380000 = 25542232953
BaseRepresentation
bin11000100010000010…
…00000110011100000
31020222212101121212212
430101001000303200
5203433104130000
610014514541252
7644242245221
oct142101006340
936885347785
1013170380000
115649377478
122676897828
13131b787c7b
148cd23b248
155213a9c35
hex311040ce0

13170380000 has 120 divisors (see below), whose sum is σ = 32557428288. Its totient is φ = 5242752000.

The previous prime is 13170379987. The next prime is 13170380051. The reversal of 13170380000 is 8307131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4458524 + ... + 4461476.

Almost surely, 213170380000 is an apocalyptic number.

13170380000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13170380000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16278714144).

13170380000 is an abundant number, since it is smaller than the sum of its proper divisors (19387048288).

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

13170380000 is an equidigital number, since it uses as much as digits as its factorization.

13170380000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3206 (or 3183 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 13170380000 its reverse (8307131), we get a palindrome (13178687131).

The spelling of 13170380000 in words is "thirteen billion, one hundred seventy million, three hundred eighty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 223 250 400 446 500 625 800 892 1000 1115 1250 1784 2000 2230 2500 2953 3568 4000 4460 5000 5575 5906 7136 8920 10000 11150 11812 14765 17840 20000 22300 23624 27875 29530 35680 44600 47248 55750 59060 73825 89200 94496 111500 118120 139375 147650 178400 223000 236240 278750 295300 369125 446000 472480 557500 590600 658519 738250 892000 1115000 1181200 1317038 1476500 1845625 2230000 2362400 2634076 2953000 3292595 3691250 4460000 5268152 5906000 6585190 7382500 10536304 11812000 13170380 14765000 16462975 21072608 26340760 29530000 32925950 52681520 59060000 65851900 82314875 105363040 131703800 164629750 263407600 329259500 411574375 526815200 658519000 823148750 1317038000 1646297500 2634076000 3292595000 6585190000 13170380000