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13013023210 = 2511374177983
BaseRepresentation
bin11000001111010001…
…01111100111101010
31020120220022001221121
430013220233213222
5203122313220320
65551134125454
7640321605115
oct140750574752
936526261847
1013013023210
11557856aa40
12263205088a
1312c4cb1645
148b639957c
155126758aa
hex307a2f9ea

13013023210 has 64 divisors (see below), whose sum is σ = 26883892224. Its totient is φ = 4491763200.

The previous prime is 13013023129. The next prime is 13013023211. The reversal of 13013023210 is 1232031031.

It is not an unprimeable number, because it can be changed into a prime (13013023211) 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, 127879 + ... + 205861.

It is an arithmetic number, because the mean of its divisors is an integer number (420060816).

Almost surely, 213013023210 is an apocalyptic number.

13013023210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13013023210 is an abundant number, since it is smaller than the sum of its proper divisors (13870869014).

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

13013023210 is a wasteful number, since it uses less digits than its factorization.

13013023210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78079.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13013023210 its reverse (1232031031), we get a palindrome (14245054241).

The spelling of 13013023210 in words is "thirteen billion, thirteen million, twenty-three thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 37 41 55 74 82 110 185 205 370 407 410 451 814 902 1517 2035 2255 3034 4070 4510 7585 15170 16687 33374 77983 83435 155966 166870 389915 779830 857813 1715626 2885371 3197303 4289065 5770742 6394606 8578130 14426855 15986515 28853710 31739081 31973030 35170333 63478162 70340666 118300211 158695405 175851665 236600422 317390810 351703330 591501055 1183002110 1301302321 2602604642 6506511605 13013023210