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1253052530131 = 13215573170207
BaseRepresentation
bin10010001110111111110…
…000000011110111010011
311102210100101101212201211
4102032333300003313103
5131012222421431011
62355351104240551
7156346544524363
oct22167760036723
94383311355654
101253052530131
11443464539216
12182a24910157
13912158a1b7c
14449104169a3
15228dc54db21
hex123bfc03dd3

1253052530131 has 8 divisors (see below), whose sum is σ = 1254233476224. Its totient is φ = 1251871938240.

The previous prime is 1253052530117. The next prime is 1253052530159. The reversal of 1253052530131 is 1310352503521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1253052530131 - 213 = 1253052521939 is a prime.

It is a super-2 number, since 2×12530525301312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1253052530093 and 1253052530102.

It is not an unprimeable number, because it can be changed into a prime (1253052530111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7276830 + ... + 7447036.

It is an arithmetic number, because the mean of its divisors is an integer number (156779184528).

Almost surely, 21253052530131 is an apocalyptic number.

1253052530131 is a deficient number, since it is larger than the sum of its proper divisors (1180946093).

1253052530131 is a wasteful number, since it uses less digits than its factorization.

1253052530131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177101.

The product of its (nonzero) digits is 13500, while the sum is 31.

The spelling of 1253052530131 in words is "one trillion, two hundred fifty-three billion, fifty-two million, five hundred thirty thousand, one hundred thirty-one".

Divisors: 1 1321 5573 170207 7361933 224843447 948563611 1253052530131