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13130434013200 = 245274689440719
BaseRepresentation
bin1011111100010010101011…
…0110101110100000010000
31201111020221112002221002021
42333010222312232200100
53210112112101410300
643532012122101224
72523433252412350
oct277045266564020
951436845087067
1013130434013200
114202649766419
12158092394a814
1374326b75009a
14335732dcab60
1517b84567bd1a
hexbf12adae810

13130434013200 has 60 divisors (see below), whose sum is σ = 36052420255360. Its totient is φ = 4501863089280.

The previous prime is 13130434013189. The next prime is 13130434013209. The reversal of 13130434013200 is 231043403131.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (13130434013209) 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, 2344717560 + ... + 2344723159.

Almost surely, 213130434013200 is an apocalyptic number.

13130434013200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13130434013200 is an abundant number, since it is smaller than the sum of its proper divisors (22921986242160).

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

13130434013200 is a wasteful number, since it uses less digits than its factorization.

13130434013200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4689440744 (or 4689440733 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 13130434013200 its reverse (231043403131), we get a palindrome (13361477416331).

The spelling of 13130434013200 in words is "thirteen trillion, one hundred thirty billion, four hundred thirty-four million, thirteen thousand, two hundred".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 35 40 50 56 70 80 100 112 140 175 200 280 350 400 560 700 1400 2800 4689440719 9378881438 18757762876 23447203595 32826085033 37515525752 46894407190 65652170066 75031051504 93788814380 117236017975 131304340132 164130425165 187577628760 234472035950 262608680264 328260850330 375155257520 468944071900 525217360528 656521700660 820652125825 937888143800 1313043401320 1641304251650 1875776287600 2626086802640 3282608503300 6565217006600 13130434013200