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30832295894 = 278979195193
BaseRepresentation
bin11100101101101111…
…110111111111010110
32221120202101220200222
4130231233313333112
51001121031432034
622055243034342
72141024122331
oct345557677726
987522356628
1030832295894
1112092033284
125b8580b9b2
132ba4944c8a
1416c6bbd618
15c06c3012e
hex72dbf7fd6

30832295894 has 8 divisors (see below), whose sum is σ = 46249266360. Its totient is φ = 15415873776.

The previous prime is 30832295867. The next prime is 30832295917. The reversal of 30832295894 is 49859223803.

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, 60362 + ... + 255554.

It is an arithmetic number, because the mean of its divisors is an integer number (5781158295).

Almost surely, 230832295894 is an apocalyptic number.

30832295894 is a deficient number, since it is larger than the sum of its proper divisors (15416970466).

30832295894 is a wasteful number, since it uses less digits than its factorization.

30832295894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274174.

The product of its (nonzero) digits is 3732480, while the sum is 53.

The spelling of 30832295894 in words is "thirty billion, eight hundred thirty-two million, two hundred ninety-five thousand, eight hundred ninety-four".

Divisors: 1 2 78979 157958 195193 390386 15416147947 30832295894