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30623183485 = 518947323251
BaseRepresentation
bin11100100001010010…
…001011001001111101
32221001011220220101221
4130201102023021331
51000204013332420
622022413033341
72132604523216
oct344122131175
987034826357
1030623183485
1111a94a97004
125b27785851
132b7051a11b
1416a710840d
15be36c5caa
hex72148b27d

30623183485 has 8 divisors (see below), whose sum is σ = 36749873376. Its totient is φ = 24497178000.

The previous prime is 30623183473. The next prime is 30623183501. The reversal of 30623183485 is 58438132603.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30623183485 - 213 = 30623175293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 66891 + ... + 256360.

It is an arithmetic number, because the mean of its divisors is an integer number (4593734172).

Almost surely, 230623183485 is an apocalyptic number.

It is an amenable number.

30623183485 is a deficient number, since it is larger than the sum of its proper divisors (6126689891).

30623183485 is a wasteful number, since it uses less digits than its factorization.

30623183485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342203.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 30623183485 in words is "thirty billion, six hundred twenty-three million, one hundred eighty-three thousand, four hundred eighty-five".

Divisors: 1 5 18947 94735 323251 1616255 6124636697 30623183485