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415042252 = 22269499773
BaseRepresentation
bin11000101111010…
…000101011001100
31001220222022221021
4120233100223030
51322222323002
6105103443524
713166541502
oct3057205314
91056868837
10415042252
111a330a429
12b6bb65a4
1367caa241
143d19c672
1526685737
hex18bd0acc

415042252 has 24 divisors (see below), whose sum is σ = 731430000. Its totient is φ = 206068416.

The previous prime is 415042249. The next prime is 415042259. The reversal of 415042252 is 252240514.

It is not an unprimeable number, because it can be changed into a prime (415042259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536538 + ... + 537310.

It is an arithmetic number, because the mean of its divisors is an integer number (30476250).

Almost surely, 2415042252 is an apocalyptic number.

It is an amenable number.

415042252 is a deficient number, since it is larger than the sum of its proper divisors (316387748).

415042252 is a wasteful number, since it uses less digits than its factorization.

415042252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1545 (or 1543 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 415042252 is about 20372.5857956225. The cubic root of 415042252 is about 745.9289057210.

Adding to 415042252 its reverse (252240514), we get a palindrome (667282766).

The spelling of 415042252 in words is "four hundred fifteen million, forty-two thousand, two hundred fifty-two".

Divisors: 1 2 4 269 499 538 773 998 1076 1546 1996 3092 134231 207937 268462 385727 415874 536924 771454 831748 1542908 103760563 207521126 415042252