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252410041 = 13193771389
BaseRepresentation
bin11110000101101…
…11100010111001
3122120221202111001
433002313202321
51004104110131
641014005001
76153310222
oct1702674271
9576852431
10252410041
1111a52a444
1270646761
13403a7670
1425746249
151725d261
hexf0b78b9

252410041 has 32 divisors (see below), whose sum is σ = 298771200. Its totient is φ = 211196160.

The previous prime is 252410017. The next prime is 252410057. The reversal of 252410041 is 140014252.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-252410041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (252410071) 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, 648675 + ... + 649063.

It is an arithmetic number, because the mean of its divisors is an integer number (9336600).

Almost surely, 2252410041 is an apocalyptic number.

It is an amenable number.

252410041 is a deficient number, since it is larger than the sum of its proper divisors (46361159).

252410041 is a wasteful number, since it uses less digits than its factorization.

252410041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 252410041 is about 15887.4176945154. The cubic root of 252410041 is about 631.9783622686.

Adding to 252410041 its reverse (140014252), we get a palindrome (392424293).

The spelling of 252410041 in words is "two hundred fifty-two million, four hundred ten thousand, forty-one".

Divisors: 1 13 19 37 71 247 389 481 703 923 1349 2627 5057 7391 9139 14393 17537 27619 34151 49913 96083 187109 273467 359047 524761 648869 1021903 3555071 6821893 13284739 19416157 252410041