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1052253523 = 4092572747
BaseRepresentation
bin111110101110000…
…001110101010011
32201100000000110201
4332232001311103
54123334103043
6252225240031
735035002346
oct7656016523
92640000421
101052253523
1149aa73712
12254493017
1313a004229
149da7045d
15625a3c4d
hex3eb81d53

1052253523 has 4 divisors (see below), whose sum is σ = 1054826680. Its totient is φ = 1049680368.

The previous prime is 1052253457. The next prime is 1052253529. The reversal of 1052253523 is 3253522501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1052253523 is a prime.

It is a super-2 number, since 2×10522535232 = 2214474953331823058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1052253491 and 1052253500.

It is not an unprimeable number, because it can be changed into a prime (1052253529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1285965 + ... + 1286782.

It is an arithmetic number, because the mean of its divisors is an integer number (263706670).

Almost surely, 21052253523 is an apocalyptic number.

1052253523 is a deficient number, since it is larger than the sum of its proper divisors (2573157).

1052253523 is an equidigital number, since it uses as much as digits as its factorization.

1052253523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2573156.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 1052253523 is about 32438.4574694914. The cubic root of 1052253523 is about 1017.1229713878.

The spelling of 1052253523 in words is "one billion, fifty-two million, two hundred fifty-three thousand, five hundred twenty-three".

Divisors: 1 409 2572747 1052253523