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13311213330 = 2351931229781
BaseRepresentation
bin11000110010110100…
…01111111100010010
31021100200101200220010
430121122033330102
5204230132311310
610040505255350
7650602306062
oct143132177422
937320350803
1013311213330
115710918658
1226b5a94556
1313419c76bc
14903c1b3a2
1552d928320
hex31968ff12

13311213330 has 32 divisors (see below), whose sum is σ = 31963595328. Its totient is φ = 3547803200.

The previous prime is 13311213323. The next prime is 13311213347. The reversal of 13311213330 is 3331211331.

It is a junction number, because it is equal to n+sod(n) for n = 13311213297 and 13311213306.

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, 56961 + ... + 172820.

It is an arithmetic number, because the mean of its divisors is an integer number (998862354).

Almost surely, 213311213330 is an apocalyptic number.

13311213330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13311213330 is an abundant number, since it is smaller than the sum of its proper divisors (18652381998).

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

13311213330 is a wasteful number, since it uses less digits than its factorization.

13311213330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231722.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 13311213330 its reverse (3331211331), we get a palindrome (16642424661).

The spelling of 13311213330 in words is "thirteen billion, three hundred eleven million, two hundred thirteen thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1931 3862 5793 9655 11586 19310 28965 57930 229781 459562 689343 1148905 1378686 2297810 3446715 6893430 443707111 887414222 1331121333 2218535555 2662242666 4437071110 6655606665 13311213330