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1313411120 = 24572345377
BaseRepresentation
bin100111001001001…
…0001000000110000
310101112102012100022
41032102101000300
510142213123440
6334154543012
744355544640
oct11622210060
93345365308
101313411120
1161442823a
12307a37a68
1317c152358
14c6612520
157a48dcb5
hex4e491030

1313411120 has 40 divisors (see below), whose sum is σ = 3489922464. Its totient is φ = 450312192.

The previous prime is 1313411111. The next prime is 1313411123. The reversal of 1313411120 is 211143131.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (1313411123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1172129 + ... + 1173248.

Almost surely, 21313411120 is an apocalyptic number.

1313411120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313411120 is an abundant number, since it is smaller than the sum of its proper divisors (2176511344).

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

1313411120 is a wasteful number, since it uses less digits than its factorization.

1313411120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345397 (or 2345391 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1313411120 is about 36241.0143345906. The cubic root of 1313411120 is about 1095.1330766865.

Adding to 1313411120 its reverse (211143131), we get a palindrome (1524554251).

The spelling of 1313411120 in words is "one billion, three hundred thirteen million, four hundred eleven thousand, one hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 2345377 4690754 9381508 11726885 16417639 18763016 23453770 32835278 37526032 46907540 65670556 82088195 93815080 131341112 164176390 187630160 262682224 328352780 656705560 1313411120