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130124552 = 23151107719
BaseRepresentation
bin1111100000110…
…00101100001000
3100001212000022212
413300120230020
5231302441202
620525004252
73140016605
oct760305410
9301760285
10130124552
11674a7558
12376b3688
1320c6039c
14133d36ac
15b655652
hex7c18b08

130124552 has 16 divisors (see below), whose sum is σ = 245601600. Its totient is φ = 64630800.

The previous prime is 130124543. The next prime is 130124573. The reversal of 130124552 is 255421031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52652 + ... + 55067.

It is an arithmetic number, because the mean of its divisors is an integer number (15350100).

Almost surely, 2130124552 is an apocalyptic number.

It is an amenable number.

130124552 is a deficient number, since it is larger than the sum of its proper divisors (115477048).

130124552 is a wasteful number, since it uses less digits than its factorization.

130124552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107876 (or 107872 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 130124552 is about 11407.2149098717. The cubic root of 130124552 is about 506.7414336416.

Adding to 130124552 its reverse (255421031), we get a palindrome (385545583).

The spelling of 130124552 in words is "one hundred thirty million, one hundred twenty-four thousand, five hundred fifty-two".

Divisors: 1 2 4 8 151 302 604 1208 107719 215438 430876 861752 16265569 32531138 65062276 130124552