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13123110002030 = 257226781857147
BaseRepresentation
bin1011111011110111011001…
…0011110101110101101110
31201110120001002200121112022
42332331312103311311232
53210002112130031110
643524401251110142
72523053620350200
oct276756623656556
951416032617468
1013123110002030
1141aa530528426
12157b41aba2352
13742672290272
1433523a40a770
1517b5676ae755
hexbef764f5d6e

13123110002030 has 24 divisors (see below), whose sum is σ = 27478185433848. Its totient is φ = 4499352000528.

The previous prime is 13123110002029. The next prime is 13123110002053. The reversal of 13123110002030 is 3020001132131.

It is a super-2 number, since 2×131231100020302 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13390928084 + ... + 13390929063.

It is an arithmetic number, because the mean of its divisors is an integer number (1144924393077).

Almost surely, 213123110002030 is an apocalyptic number.

13123110002030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13123110002030 is an abundant number, since it is smaller than the sum of its proper divisors (14355075431818).

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

13123110002030 is a wasteful number, since it uses less digits than its factorization.

13123110002030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26781857168 (or 26781857161 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 13123110002030 its reverse (3020001132131), we get a palindrome (16143111134161).

The spelling of 13123110002030 in words is "thirteen trillion, one hundred twenty-three billion, one hundred ten million, two thousand, thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 26781857147 53563714294 133909285735 187473000029 267818571470 374946000058 937365000145 1312311000203 1874730000290 2624622000406 6561555001015 13123110002030