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8680232742 = 231785100321
BaseRepresentation
bin10000001010110000…
…11101011100100110
3211101221101111210120
420011120131130212
5120234114421432
63553155302410
7425050521666
oct100530353446
924357344716
108680232742
113754846375
121822baaa06
13a84450cbc
145c4b781a6
1535c0b5c2c
hex20561d726

8680232742 has 16 divisors (see below), whose sum is σ = 18381669552. Its totient is φ = 2723210240.

The previous prime is 8680232699. The next prime is 8680232773. The reversal of 8680232742 is 2472320868.

It is a junction number, because it is equal to n+sod(n) for n = 8680232694 and 8680232703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42550059 + ... + 42550262.

It is an arithmetic number, because the mean of its divisors is an integer number (1148854347).

Almost surely, 28680232742 is an apocalyptic number.

8680232742 is an abundant number, since it is smaller than the sum of its proper divisors (9701436810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8680232742 is a wasteful number, since it uses less digits than its factorization.

8680232742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85100343.

The product of its (nonzero) digits is 258048, while the sum is 42.

The square root of 8680232742 is about 93167.7666470545. The cubic root of 8680232742 is about 2055.1512522389.

The spelling of 8680232742 in words is "eight billion, six hundred eighty million, two hundred thirty-two thousand, seven hundred forty-two".

Divisors: 1 2 3 6 17 34 51 102 85100321 170200642 255300963 510601926 1446705457 2893410914 4340116371 8680232742