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250020134 = 27131399883
BaseRepresentation
bin11101110011100…
…00000100100110
3122102110100010222
432321300010212
51003001121014
640450444342
76124064450
oct1671600446
9572410128
10250020134
11119147911
126b8936b2
133ca4b910
14252c32d0
1516e3a08e
hexee70126

250020134 has 32 divisors (see below), whose sum is σ = 464943360. Its totient is φ = 98187552.

The previous prime is 250020101. The next prime is 250020149. The reversal of 250020134 is 431020052.

250020134 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 20357 + ... + 30239.

It is an arithmetic number, because the mean of its divisors is an integer number (14529480).

Almost surely, 2250020134 is an apocalyptic number.

250020134 is a deficient number, since it is larger than the sum of its proper divisors (214923226).

250020134 is a wasteful number, since it uses less digits than its factorization.

250020134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10044.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 250020134 is about 15812.0249810073. The cubic root of 250020134 is about 629.9774359937.

Adding to 250020134 its reverse (431020052), we get a palindrome (681040186).

The spelling of 250020134 in words is "two hundred fifty million, twenty thousand, one hundred thirty-four".

Divisors: 1 2 7 13 14 26 91 139 182 278 973 1807 1946 3614 9883 12649 19766 25298 69181 128479 138362 256958 899353 1373737 1798706 2747474 9616159 17858581 19232318 35717162 125010067 250020134