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13232331400 = 2352312134247
BaseRepresentation
bin11000101001011010…
…10101101010001000
31021011011222002020011
430110231111222020
5204044434101100
610025010441304
7645623650441
oct142455255210
937134862204
1013232331400
115680340482
122693593234
13132b5691c2
148d75662c8
15526a45bba
hex314b55a88

13232331400 has 48 divisors (see below), whose sum is σ = 31757610240. Its totient is φ = 5122190400.

The previous prime is 13232331389. The next prime is 13232331401. The reversal of 13232331400 is 413323231.

It is not an unprimeable number, because it can be changed into a prime (13232331401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1060924 + ... + 1073323.

It is an arithmetic number, because the mean of its divisors is an integer number (661616880).

Almost surely, 213232331400 is an apocalyptic number.

13232331400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13232331400 is an abundant number, since it is smaller than the sum of its proper divisors (18525278840).

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

13232331400 is a wasteful number, since it uses less digits than its factorization.

13232331400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2134294 (or 2134285 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 13232331400 its reverse (413323231), we get a palindrome (13645654631).

The spelling of 13232331400 in words is "thirteen billion, two hundred thirty-two million, three hundred thirty-one thousand, four hundred".

Divisors: 1 2 4 5 8 10 20 25 31 40 50 62 100 124 155 200 248 310 620 775 1240 1550 3100 6200 2134247 4268494 8536988 10671235 17073976 21342470 42684940 53356175 66161657 85369880 106712350 132323314 213424700 264646628 330808285 426849400 529293256 661616570 1323233140 1654041425 2646466280 3308082850 6616165700 13232331400