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146104252 = 2275398453
BaseRepresentation
bin10001011010101…
…01111110111100
3101011220212100121
420231111332330
5244400314002
622255304324
73422602630
oct1055257674
9334825317
10146104252
1175521318
1240b1b0a4
1324366928
1415592dc0
15cc60237
hex8b55fbc

146104252 has 24 divisors (see below), whose sum is σ = 297724896. Its totient is φ = 61434048.

The previous prime is 146104249. The next prime is 146104253. The reversal of 146104252 is 252401641.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146104253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47743 + ... + 50710.

It is an arithmetic number, because the mean of its divisors is an integer number (12405204).

Almost surely, 2146104252 is an apocalyptic number.

It is an amenable number.

146104252 is an abundant number, since it is smaller than the sum of its proper divisors (151620644).

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

146104252 is a wasteful number, since it uses less digits than its factorization.

146104252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98517 (or 98515 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 146104252 is about 12087.3591822201. The cubic root of 146104252 is about 526.6890447861.

Adding to 146104252 its reverse (252401641), we get a palindrome (398505893).

The spelling of 146104252 in words is "one hundred forty-six million, one hundred four thousand, two hundred fifty-two".

Divisors: 1 2 4 7 14 28 53 106 212 371 742 1484 98453 196906 393812 689171 1378342 2756684 5218009 10436018 20872036 36526063 73052126 146104252