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13031130200 = 2352115923241
BaseRepresentation
bin11000010001011011…
…10100010001011000
31020122011101000001212
430020231310101120
5203141432131300
65553022202252
7640631531144
oct141055642130
936564330055
1013031130200
115587807aa0
122638123388
1312c898123a
148b8950224
15514050935
hex308b74458

13031130200 has 48 divisors (see below), whose sum is σ = 33051690360. Its totient is φ = 4738592000.

The previous prime is 13031130179. The next prime is 13031130223. The reversal of 13031130200 is 203113031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2959421 + ... + 2963820.

Almost surely, 213031130200 is an apocalyptic number.

13031130200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13031130200 is an abundant number, since it is smaller than the sum of its proper divisors (20020560160).

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

13031130200 is a wasteful number, since it uses less digits than its factorization.

13031130200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5923268 (or 5923259 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 13031130200 its reverse (203113031), we get a palindrome (13234243231).

The spelling of 13031130200 in words is "thirteen billion, thirty-one million, one hundred thirty thousand, two hundred".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 200 220 275 440 550 1100 2200 5923241 11846482 23692964 29616205 47385928 59232410 65155651 118464820 130311302 148081025 236929640 260622604 296162050 325778255 521245208 592324100 651556510 1184648200 1303113020 1628891275 2606226040 3257782550 6515565100 13031130200