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18079033534 = 220071450377
BaseRepresentation
bin10000110101100110…
…000010100010111110
31201122221220001122121
4100311212002202332
5244011213033114
612145544233154
71210005151402
oct206546024276
951587801577
1018079033534
117738163531
12360676b7ba
131921712aa3
14c37121102
1570c2baa24
hex4359828be

18079033534 has 8 divisors (see below), whose sum is σ = 27119961648. Its totient is φ = 9039046320.

The previous prime is 18079033519. The next prime is 18079033541. The reversal of 18079033534 is 43533097081.

It is a happy number.

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

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, 185047 + ... + 265330.

It is an arithmetic number, because the mean of its divisors is an integer number (3389995206).

Almost surely, 218079033534 is an apocalyptic number.

18079033534 is a deficient number, since it is larger than the sum of its proper divisors (9040928114).

18079033534 is a wasteful number, since it uses less digits than its factorization.

18079033534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470450.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 18079033534 in words is "eighteen billion, seventy-nine million, thirty-three thousand, five hundred thirty-four".

Divisors: 1 2 20071 40142 450377 900754 9039516767 18079033534