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1310242133120 = 2752047253333
BaseRepresentation
bin10011000100010000100…
…001000101010010000000
311122020222000201201112212
4103010100201011102000
5132431333441224440
62441530020041252
7163443010241654
oct23042041052200
94566860651485
101310242133120
11465741587418
12191b25533228
139672b00163b
14475b793aa64
15241381b1465
hex13110845480

1310242133120 has 32 divisors (see below), whose sum is σ = 3132297601020. Its totient is φ = 524096852992.

The previous prime is 1310242133117. The next prime is 1310242133171. The reversal of 1310242133120 is 213312420131.

It can be written as a sum of positive squares in 2 ways, for example, as 1309047186496 + 1194946624 = 1144136^2 + 34568^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1023626027 + ... + 1023627306.

Almost surely, 21310242133120 is an apocalyptic number.

1310242133120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310242133120 is an abundant number, since it is smaller than the sum of its proper divisors (1822055467900).

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

1310242133120 is an equidigital number, since it uses as much as digits as its factorization.

1310242133120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047253352 (or 2047253340 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1310242133120 its reverse (213312420131), we get a palindrome (1523554553251).

The spelling of 1310242133120 in words is "one trillion, three hundred ten billion, two hundred forty-two million, one hundred thirty-three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 640 2047253333 4094506666 8189013332 10236266665 16378026664 20472533330 32756053328 40945066660 65512106656 81890133320 131024213312 163780266640 262048426624 327560533280 655121066560 1310242133120