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13013042010 = 2351912271037
BaseRepresentation
bin11000001111010001…
…10100001101011010
31020120220100000201220
430013220310031122
5203122314321020
65551134352510
7640322013663
oct140750641532
936526300656
1013013042010
115578583081
12263205b736
1312c4cba077
148b63a236a
1551267b240
hex307a3435a

13013042010 has 32 divisors (see below), whose sum is σ = 31394829312. Its totient is φ = 3451974720.

The previous prime is 13013041997. The next prime is 13013042017. The reversal of 13013042010 is 1024031031.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (13013042017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1129789 + ... + 1141248.

It is an arithmetic number, because the mean of its divisors is an integer number (981088416).

Almost surely, 213013042010 is an apocalyptic number.

13013042010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13013042010 is an abundant number, since it is smaller than the sum of its proper divisors (18381787302).

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

13013042010 is a wasteful number, since it uses less digits than its factorization.

13013042010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2271238.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 13013042010 its reverse (1024031031), we get a palindrome (14037073041).

The spelling of 13013042010 in words is "thirteen billion, thirteen million, forty-two thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 191 382 573 955 1146 1910 2865 5730 2271037 4542074 6813111 11355185 13626222 22710370 34065555 68131110 433768067 867536134 1301304201 2168840335 2602608402 4337680670 6506521005 13013042010