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8253253484 = 2272312815611
BaseRepresentation
bin1111010111110111…
…01010011101101100
3210022011221201100222
413223323222131230
5113400313102414
63442543510512
7411344332340
oct75373523554
923264851328
108253253484
113555823553
121723bb8438
13a16b54658
1458418d620
1533487368e
hex1ebeea76c

8253253484 has 24 divisors (see below), whose sum is σ = 17224182528. Its totient is φ = 3383321040.

The previous prime is 8253253469. The next prime is 8253253493. The reversal of 8253253484 is 4843523528.

It is a happy 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, 6407162 + ... + 6408449.

It is an arithmetic number, because the mean of its divisors is an integer number (717674272).

Almost surely, 28253253484 is an apocalyptic number.

It is an amenable number.

8253253484 is an abundant number, since it is smaller than the sum of its proper divisors (8970929044).

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

8253253484 is a wasteful number, since it uses less digits than its factorization.

8253253484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12815645 (or 12815643 counting only the distinct ones).

The product of its digits is 921600, while the sum is 44.

The square root of 8253253484 is about 90847.4186975062. The cubic root of 8253253484 is about 2020.8855937809.

The spelling of 8253253484 in words is "eight billion, two hundred fifty-three million, two hundred fifty-three thousand, four hundred eighty-four".

Divisors: 1 2 4 7 14 23 28 46 92 161 322 644 12815611 25631222 51262444 89709277 179418554 294759053 358837108 589518106 1179036212 2063313371 4126626742 8253253484