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305000024 = 2375446429
BaseRepresentation
bin10010001011011…
…110111001011000
3210020220121101012
4102023132321120
51111040000044
650133113052
710362312620
oct2213367130
9706817335
10305000024
1114718a03a
1286188788
134b25b8b4
142c715880
151bb9a59e
hex122dee58

305000024 has 16 divisors (see below), whose sum is σ = 653571600. Its totient is φ = 130714272.

The previous prime is 304999993. The next prime is 305000053. The reversal of 305000024 is 420000503.

305000024 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 304999972 and 305000008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2723159 + ... + 2723270.

It is an arithmetic number, because the mean of its divisors is an integer number (40848225).

Almost surely, 2305000024 is an apocalyptic number.

It is an amenable number.

305000024 is an abundant number, since it is smaller than the sum of its proper divisors (348571576).

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

305000024 is a wasteful number, since it uses less digits than its factorization.

305000024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5446442 (or 5446438 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 305000024 is about 17464.2498836910. The cubic root of 305000024 is about 673.1315673824.

Adding to 305000024 its reverse (420000503), we get a palindrome (725000527).

The spelling of 305000024 in words is "three hundred five million, twenty-four", and thus it is an aban number.

Divisors: 1 2 4 7 8 14 28 56 5446429 10892858 21785716 38125003 43571432 76250006 152500012 305000024