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13331100030 = 23510914927361
BaseRepresentation
bin11000110101001100…
…00111000101111110
31021102001211001022120
430122212013011332
5204300230200110
610042455423410
7651233323563
oct143246070576
937361731276
1013331100030
115721070846
122700684b66
131345b6b391
1490671686a
15530555870
hex31a98717e

13331100030 has 64 divisors (see below), whose sum is σ = 32506056000. Its totient is φ = 3498577920.

The previous prime is 13331100023. The next prime is 13331100031. The reversal of 13331100030 is 3000113331.

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

It is a junction number, because it is equal to n+sod(n) for n = 13331099982 and 13331100009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13331100031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 473550 + ... + 500910.

It is an arithmetic number, because the mean of its divisors is an integer number (507907125).

Almost surely, 213331100030 is an apocalyptic number.

13331100030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13331100030 is an abundant number, since it is smaller than the sum of its proper divisors (19174955970).

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

13331100030 is a wasteful number, since it uses less digits than its factorization.

13331100030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27629.

The product of its (nonzero) digits is 81, while the sum is 15.

Adding to 13331100030 its reverse (3000113331), we get a palindrome (16331213361).

The spelling of 13331100030 in words is "thirteen billion, three hundred thirty-one million, one hundred thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 109 149 218 298 327 447 545 654 745 894 1090 1490 1635 2235 3270 4470 16241 27361 32482 48723 54722 81205 82083 97446 136805 162410 164166 243615 273610 410415 487230 820830 2982349 4076789 5964698 8153578 8947047 12230367 14911745 17894094 20383945 24460734 29823490 40767890 44735235 61151835 89470470 122303670 444370001 888740002 1333110003 2221850005 2666220006 4443700010 6665550015 13331100030