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7075501056 = 210321373809
BaseRepresentation
bin1101001011011101…
…11001010000000000
3200021002210200202200
412211232321100000
5103442312013211
63130032313200
7340223523651
oct64556712000
920232720680
107075501056
113000a32738
1214556a2800
13889b4c620
144b19b1528
152b627eb56
hex1a5bb9400

7075501056 has 264 divisors, whose sum is σ = 22330886760. Its totient is φ = 2144600064.

The previous prime is 7075501049. The next prime is 7075501057. The reversal of 7075501056 is 6501055707.

It can be written as a sum of positive squares in 4 ways, for example, as 1323795456 + 5751705600 = 36384^2 + 75840^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 7075501056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7075501057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8745580 + ... + 8746388.

Almost surely, 27075501056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7075501056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11165443380).

7075501056 is an abundant number, since it is smaller than the sum of its proper divisors (15255385704).

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

7075501056 is a wasteful number, since it uses less digits than its factorization.

7075501056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921 (or 900 counting only the distinct ones).

The product of its (nonzero) digits is 36750, while the sum is 36.

The square root of 7075501056 is about 84115.9976223310. The cubic root of 7075501056 is about 1919.7841423996.

The spelling of 7075501056 in words is "seven billion, seventy-five million, five hundred one thousand, fifty-six".