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13003010042 = 2115777271409
BaseRepresentation
bin11000001110000101…
…00010111111111010
31020120012110100110112
430013002202333322
5203112232310132
65550135344322
7640140522161
oct140702427772
936505410415
1013003010042
1155729509a0
12262a8220a2
1312c2bb6aa9
148b4d103d8
15511848ab2
hex3070a2ffa

13003010042 has 32 divisors (see below), whose sum is σ = 21358995840. Its totient is φ = 5887918080.

The previous prime is 13003010023. The next prime is 13003010057. The reversal of 13003010042 is 24001030031.

It is a junction number, because it is equal to n+sod(n) for n = 13003009999 and 13003010026.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9227834 + ... + 9229242.

It is an arithmetic number, because the mean of its divisors is an integer number (667468620).

Almost surely, 213003010042 is an apocalyptic number.

13003010042 is a deficient number, since it is larger than the sum of its proper divisors (8355985798).

13003010042 is a wasteful number, since it uses less digits than its factorization.

13003010042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2726.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 13003010042 its reverse (24001030031), we get a palindrome (37004040073).

The spelling of 13003010042 in words is "thirteen billion, three million, ten thousand, forty-two".

Divisors: 1 2 11 22 577 727 1154 1409 1454 2818 6347 7997 12694 15499 15994 30998 419479 812993 838958 1024343 1625986 2048686 4614269 8942923 9228538 11267773 17885846 22535546 591045911 1182091822 6501505021 13003010042