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254112030 = 23252823467
BaseRepresentation
bin11110010010101…
…11000100011110
3122201011020011200
433021113010132
51010023041110
641114300330
76203626254
oct1711270436
9581136150
10254112030
11120492147
12711276a6
1340852263
1425a6a5d4
15174976c0
hexf25711e

254112030 has 24 divisors (see below), whose sum is σ = 660691512. Its totient is φ = 67763184.

The previous prime is 254112029. The next prime is 254112049. The reversal of 254112030 is 30211452.

254112030 is a `hidden beast` number, since 2 + 541 + 120 + 3 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 254111994 and 254112012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1411644 + ... + 1411823.

It is an arithmetic number, because the mean of its divisors is an integer number (27528813).

Almost surely, 2254112030 is an apocalyptic number.

254112030 is an abundant number, since it is smaller than the sum of its proper divisors (406579482).

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

254112030 is a wasteful number, since it uses less digits than its factorization.

254112030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2823480 (or 2823477 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 254112030 is about 15940.8917567368. The cubic root of 254112030 is about 633.3956482237.

Adding to 254112030 its reverse (30211452), we get a palindrome (284323482).

The spelling of 254112030 in words is "two hundred fifty-four million, one hundred twelve thousand, thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 2823467 5646934 8470401 14117335 16940802 25411203 28234670 42352005 50822406 84704010 127056015 254112030