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253461120 = 27351121091
BaseRepresentation
bin11110001101110…
…00001010000000
3122122221011021220
433012320022000
51004341223440
641052315040
76165245463
oct1706701200
9578834256
10253461120
11120088100
1270a72a80
1340684bc3
142593b2da
15173b98d0
hexf1b8280

253461120 has 192 divisors, whose sum is σ = 888844320. Its totient is φ = 61388800.

The previous prime is 253461113. The next prime is 253461199. The reversal of 253461120 is 21164352.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 231775 + ... + 232865.

Almost surely, 2253461120 is an apocalyptic number.

253461120 is a gapful number since it is divisible by the number (20) 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 253461120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (444422160).

253461120 is an abundant number, since it is smaller than the sum of its proper divisors (635383200).

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

253461120 is a wasteful number, since it uses less digits than its factorization.

253461120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135 (or 1112 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 253461120 is about 15920.4623048453. The cubic root of 253461120 is about 632.8543697887.

The spelling of 253461120 in words is "two hundred fifty-three million, four hundred sixty-one thousand, one hundred twenty".