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4972168354 = 28821281837
BaseRepresentation
bin1001010000101110…
…10100010010100010
3110211112000022201111
410220113110102202
540140333341404
62141214453534
7234133506436
oct45027242242
913745008644
104972168354
11212172874a
12b692042aa
1361316586a
143524d89c6
151e17aa104
hex1285d44a2

4972168354 has 8 divisors (see below), whose sum is σ = 7459124508. Its totient is φ = 2485793520.

The previous prime is 4972168351. The next prime is 4972168367. The reversal of 4972168354 is 4538612794.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4774119025 + 198049329 = 69095^2 + 14073^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 4972168298 and 4972168307.

It is not an unprimeable number, because it can be changed into a prime (4972168351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123277 + ... + 158560.

Almost surely, 24972168354 is an apocalyptic number.

4972168354 is a deficient number, since it is larger than the sum of its proper divisors (2486956154).

4972168354 is a wasteful number, since it uses less digits than its factorization.

4972168354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290660.

The product of its digits is 1451520, while the sum is 49.

The square root of 4972168354 is about 70513.6040349662. The cubic root of 4972168354 is about 1706.7972785087.

The spelling of 4972168354 in words is "four billion, nine hundred seventy-two million, one hundred sixty-eight thousand, three hundred fifty-four".

Divisors: 1 2 8821 17642 281837 563674 2486084177 4972168354