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425351231533 = 2017092108737
BaseRepresentation
bin1100011000010001110…
…10001011100000101101
31111122220110101100220001
412030020322023200231
523432104403402113
6523223105024301
742505412546014
oct6141072134055
91448813340801
10425351231533
11154432754918
126a529325091
133115886c467
1416831057a7b
15b0e73497dd
hex6308e8b82d

425351231533 has 4 divisors (see below), whose sum is σ = 425353541980. Its totient is φ = 425348921088.

The previous prime is 425351231507. The next prime is 425351231581. The reversal of 425351231533 is 335132153524.

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

It can be written as a sum of positive squares in 2 ways, for example, as 147070716004 + 278280515529 = 383498^2 + 527523^2 .

It is a cyclic number.

It is not a de Polignac number, because 425351231533 - 225 = 425317677101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425351231492 and 425351231501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425351232533) 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, 852660 + ... + 1256077.

It is an arithmetic number, because the mean of its divisors is an integer number (106338385495).

Almost surely, 2425351231533 is an apocalyptic number.

It is an amenable number.

425351231533 is a deficient number, since it is larger than the sum of its proper divisors (2310447).

425351231533 is a wasteful number, since it uses less digits than its factorization.

425351231533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2310446.

The product of its digits is 162000, while the sum is 37.

The spelling of 425351231533 in words is "four hundred twenty-five billion, three hundred fifty-one million, two hundred thirty-one thousand, five hundred thirty-three".

Divisors: 1 201709 2108737 425351231533