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13012303010 = 257318836791
BaseRepresentation
bin11000001111001011…
…11111110010100010
31020120211221111000112
430013211333302202
5203122122144020
65551110451322
7640312515320
oct140745776242
936524844015
1013012303010
115578118933
122631963b42
1312c4abb8a5
148b624cd10
155125822c5
hex30797fca2

13012303010 has 64 divisors (see below), whose sum is σ = 27667021824. Its totient is φ = 4311921600.

The previous prime is 13012303009. The next prime is 13012303019. The reversal of 13012303010 is 1030321031.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (13012303019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1912715 + ... + 1919505.

It is an arithmetic number, because the mean of its divisors is an integer number (432297216).

Almost surely, 213012303010 is an apocalyptic number.

13012303010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13012303010 is an abundant number, since it is smaller than the sum of its proper divisors (14654718814).

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

13012303010 is a wasteful number, since it uses less digits than its factorization.

13012303010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7719.

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

Adding to 13012303010 its reverse (1030321031), we get a palindrome (14042624041).

The spelling of 13012303010 in words is "thirteen billion, twelve million, three hundred three thousand, ten".

Divisors: 1 2 5 7 10 14 31 35 62 70 155 217 310 434 883 1085 1766 2170 4415 6181 6791 8830 12362 13582 27373 30905 33955 47537 54746 61810 67910 95074 136865 191611 210521 237685 273730 383222 421042 475370 958055 1052605 1473647 1916110 2105210 2947294 5996453 7368235 11992906 14736470 29982265 41975171 59964530 83950342 185890043 209875855 371780086 419751710 929450215 1301230301 1858900430 2602460602 6506151505 13012303010