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30849243346 = 2124912349577
BaseRepresentation
bin11100101110110000…
…100001100011010010
32221121221021221020101
4130232300201203102
51001134401241341
622101050203014
72141321145655
oct345660414322
987557257211
1030849243346
11120a0659139
125b8b42346a
132ba82c9b5c
1416c915189c
15c0847b831
hex72ec218d2

30849243346 has 8 divisors (see below), whose sum is σ = 46310917500. Its totient is φ = 15412270848.

The previous prime is 30849243287. The next prime is 30849243427. The reversal of 30849243346 is 64334294803.

It can be written as a sum of positive squares in 2 ways, for example, as 30847653225 + 1590121 = 175635^2 + 1261^2 .

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 = 30849243296 and 30849243305.

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, 6172291 + ... + 6177286.

Almost surely, 230849243346 is an apocalyptic number.

30849243346 is a deficient number, since it is larger than the sum of its proper divisors (15461674154).

30849243346 is a wasteful number, since it uses less digits than its factorization.

30849243346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12350828.

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 30849243346 in words is "thirty billion, eight hundred forty-nine million, two hundred forty-three thousand, three hundred forty-six".

Divisors: 1 2 1249 2498 12349577 24699154 15424621673 30849243346