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34503287642 = 217251643821
BaseRepresentation
bin100000001000100011…
…100110001101011010
310022001121000121200022
4200020203212031122
51031130320201032
623503421110442
72331011051225
oct401043461532
9108047017608
1034503287642
11136a622a75a
12682b0b8422
13333b350145
14195456c5bc
15d6e166512
hex8088e635a

34503287642 has 4 divisors (see below), whose sum is σ = 51754931466. Its totient is φ = 17251643820.

The previous prime is 34503287603. The next prime is 34503287647. The reversal of 34503287642 is 24678230543.

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

It can be written as a sum of positive squares in only one way, i.e., 26820940441 + 7682347201 = 163771^2 + 87649^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34503287593 and 34503287602.

It is not an unprimeable number, because it can be changed into a prime (34503287647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8625821909 + ... + 8625821912.

Almost surely, 234503287642 is an apocalyptic number.

34503287642 is a deficient number, since it is larger than the sum of its proper divisors (17251643824).

34503287642 is a wasteful number, since it uses less digits than its factorization.

34503287642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17251643823.

The product of its (nonzero) digits is 967680, while the sum is 44.

The spelling of 34503287642 in words is "thirty-four billion, five hundred three million, two hundred eighty-seven thousand, six hundred forty-two".

Divisors: 1 2 17251643821 34503287642