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39045385190 = 257557791217
BaseRepresentation
bin100100010111010010…
…010100101111100110
310201210010210002011102
4210113102110233212
51114431104311230
625534234040102
72551403204150
oct442722245746
9121703702142
1039045385190
1115617113889
127698279032
1338b3376126
141c658b5ad0
151037cbd045
hex917494be6

39045385190 has 16 divisors (see below), whose sum is σ = 80321935392. Its totient is φ = 13386989184.

The previous prime is 39045385153. The next prime is 39045385201. The reversal of 39045385190 is 9158354093.

39045385190 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×390453851902 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278895539 + ... + 278895678.

It is an arithmetic number, because the mean of its divisors is an integer number (5020120962).

Almost surely, 239045385190 is an apocalyptic number.

39045385190 is an abundant number, since it is smaller than the sum of its proper divisors (41276550202).

39045385190 is a wasteful number, since it uses less digits than its factorization.

39045385190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557791231.

The product of its (nonzero) digits is 583200, while the sum is 47.

The spelling of 39045385190 in words is "thirty-nine billion, forty-five million, three hundred eighty-five thousand, one hundred ninety".

Divisors: 1 2 5 7 10 14 35 70 557791217 1115582434 2788956085 3904538519 5577912170 7809077038 19522692595 39045385190