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8472453120 = 21333547163
BaseRepresentation
bin1111110001111111…
…10110000000000000
3210212110102012202000
413320333312000000
5114322421444440
63520414024000
7416645443335
oct77077660000
923773365660
108472453120
11365852a47a
1217854a8000
13a503a1991
145a532c98c
15348c21730
hex1f8ff6000

8472453120 has 448 divisors, whose sum is σ = 30952074240. Its totient is φ = 2197684224.

The previous prime is 8472453091. The next prime is 8472453127. The reversal of 8472453120 is 213542748.

It is a happy number.

8472453120 is a `hidden beast` number, since 84 + 7 + 2 + 453 + 120 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8472453127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51978159 + ... + 51978321.

Almost surely, 28472453120 is an apocalyptic number.

8472453120 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8472453120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15476037120).

8472453120 is an abundant number, since it is smaller than the sum of its proper divisors (22479621120).

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

8472453120 is a wasteful number, since it uses less digits than its factorization.

8472453120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 8472453120 is about 92045.9294048357. The cubic root of 8472453120 is about 2038.6205206724.

Adding to 8472453120 its reverse (213542748), we get a palindrome (8685995868).

The spelling of 8472453120 in words is "eight billion, four hundred seventy-two million, four hundred fifty-three thousand, one hundred twenty".