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145310124 = 22312109177
BaseRepresentation
bin10001010100101…
…00000110101100
3101010102112000110
420222110012230
5244144410444
622230300020
73413054451
oct1052240654
9333375013
10145310124
1175029713
12407b7610
132414932b
1415427828
15cb54cb9
hex8a941ac

145310124 has 12 divisors (see below), whose sum is σ = 339056984. Its totient is φ = 48436704.

The previous prime is 145310117. The next prime is 145310147. The reversal of 145310124 is 421013541.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1453101242 = 42230064273790752, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145310124.

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, 6054577 + ... + 6054600.

Almost surely, 2145310124 is an apocalyptic number.

It is an amenable number.

145310124 is an abundant number, since it is smaller than the sum of its proper divisors (193746860).

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

145310124 is a wasteful number, since it uses less digits than its factorization.

145310124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12109184 (or 12109182 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 145310124 is about 12054.4648989493. The cubic root of 145310124 is about 525.7330639193.

Adding to 145310124 its reverse (421013541), we get a palindrome (566323665).

The spelling of 145310124 in words is "one hundred forty-five million, three hundred ten thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 12 12109177 24218354 36327531 48436708 72655062 145310124