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30864203434 = 2108923141679
BaseRepresentation
bin11100101111101001…
…100101111010101010
32221122222102222121201
4130233221211322222
51001202214002214
622102342554414
72141562254251
oct345751457252
987588388551
1030864203434
11120a9046949
125b94438a0a
132bab43728c
1416cb127798
15c09934274
hex72fa65eaa

30864203434 has 8 divisors (see below), whose sum is σ = 46297056960. Its totient is φ = 15431851116.

The previous prime is 30864203417. The next prime is 30864203453. The reversal of 30864203434 is 43430246803.

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

It is a junction number, because it is equal to n+sod(n) for n = 30864203393 and 30864203402.

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, 147007 + ... + 288685.

It is an arithmetic number, because the mean of its divisors is an integer number (5787132120).

Almost surely, 230864203434 is an apocalyptic number.

30864203434 is a deficient number, since it is larger than the sum of its proper divisors (15432853526).

30864203434 is a wasteful number, since it uses less digits than its factorization.

30864203434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250604.

The product of its (nonzero) digits is 165888, while the sum is 37.

The spelling of 30864203434 in words is "thirty billion, eight hundred sixty-four million, two hundred three thousand, four hundred thirty-four".

Divisors: 1 2 108923 141679 217846 283358 15432101717 30864203434