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131002424200 = 23523471887643
BaseRepresentation
bin111101000000001011…
…0100101101110001000
3110112010210011200010001
41322000112211232020
54121243110033300
6140103124332344
712315235142614
oct1720026455610
9415123150101
10131002424200
11506154a928a
12214805440b4
13c47978024b
1464aa688344
15361ad7316a
hex1e805a5b88

131002424200 has 48 divisors (see below), whose sum is σ = 305458552080. Its totient is φ = 52249930560.

The previous prime is 131002424197. The next prime is 131002424233. The reversal of 131002424200 is 2424200131.

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, 874422 + ... + 1013221.

It is an arithmetic number, because the mean of its divisors is an integer number (6363719835).

Almost surely, 2131002424200 is an apocalyptic number.

131002424200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131002424200 is an abundant number, since it is smaller than the sum of its proper divisors (174456127880).

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

131002424200 is a wasteful number, since it uses less digits than its factorization.

131002424200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1888006 (or 1887997 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 131002424200 its reverse (2424200131), we get a palindrome (133426624331).

The spelling of 131002424200 in words is "one hundred thirty-one billion, two million, four hundred twenty-four thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 347 694 1388 1735 2776 3470 6940 8675 13880 17350 34700 69400 1887643 3775286 7550572 9438215 15101144 18876430 37752860 47191075 75505720 94382150 188764300 377528600 655012121 1310024242 2620048484 3275060605 5240096968 6550121210 13100242420 16375303025 26200484840 32750606050 65501212100 131002424200