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315030550352 = 2479472970193
BaseRepresentation
bin1001001010110010100…
…10001011011101010000
31010010011000120002122012
410211121102023131100
520130140310102402
6400420102002052
731521515332010
oct4453122133520
91103130502565
10315030550352
11111670595241
125107b116328
1323926ab329b
1411367439c40
1582dc00a452
hex495948b750

315030550352 has 40 divisors (see below), whose sum is σ = 698304490176. Its totient is φ = 134870478336.

The previous prime is 315030550309. The next prime is 315030550379. The reversal of 315030550352 is 253055030513.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1379033 + ... + 1591160.

Almost surely, 2315030550352 is an apocalyptic number.

It is an amenable number.

315030550352 is an abundant number, since it is smaller than the sum of its proper divisors (383273939824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

315030550352 is a wasteful number, since it uses less digits than its factorization.

315030550352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2971155 (or 2971149 counting only the distinct ones).

The product of its (nonzero) digits is 33750, while the sum is 32.

Adding to 315030550352 its reverse (253055030513), we get a palindrome (568085580865).

The spelling of 315030550352 in words is "three hundred fifteen billion, thirty million, five hundred fifty thousand, three hundred fifty-two".

Divisors: 1 2 4 7 8 14 16 28 56 112 947 1894 3788 6629 7576 13258 15152 26516 53032 106064 2970193 5940386 11880772 20791351 23761544 41582702 47523088 83165404 166330808 332661616 2812772771 5625545542 11251091084 19689409397 22502182168 39378818794 45004364336 78757637588 157515275176 315030550352