Search a number
-
+
13123400211110 = 2571271476197999
BaseRepresentation
bin1011111011111000011110…
…0110111001101010100110
31201110120210022202202112202
42332332013212321222212
53210003210423223420
643524450135214502
72523064043160620
oct276760746715246
951416708682482
1013123400211110
1141aa66a324842
12157b4a0217432
137426ba440707
14335266b91c10
1517b582dd7575
hexbef879b9aa6

13123400211110 has 32 divisors (see below), whose sum is σ = 27209281536000. Its totient is φ = 4464022745952.

The previous prime is 13123400211091. The next prime is 13123400211143. The reversal of 13123400211110 is 1111200432131.

It is a congruent number.

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, 738090110 + ... + 738107889.

It is an arithmetic number, because the mean of its divisors is an integer number (850290048000).

Almost surely, 213123400211110 is an apocalyptic number.

13123400211110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13123400211110 is an abundant number, since it is smaller than the sum of its proper divisors (14085881324890).

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

13123400211110 is a wasteful number, since it uses less digits than its factorization.

13123400211110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476198140.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 13123400211110 its reverse (1111200432131), we get a palindrome (14234600643241).

The spelling of 13123400211110 in words is "thirteen trillion, one hundred twenty-three billion, four hundred million, two hundred eleven thousand, one hundred ten".

Divisors: 1 2 5 7 10 14 35 70 127 254 635 889 1270 1778 4445 8890 1476197999 2952395998 7380989995 10333385993 14761979990 20666771986 51666929965 103333859930 187477145873 374954291746 937385729365 1312340021111 1874771458730 2624680042222 6561700105555 13123400211110