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176930042 = 2891397151
BaseRepresentation
bin10101000101110…
…11110011111010
3110022220222101112
422202323303322
5330243230132
625320120322
74245611012
oct1242736372
9408828345
10176930042
1190966183
124b3060a2
132a86a743
14196d8c42
15107edab2
hexa8bbcfa

176930042 has 16 divisors (see below), whose sum is σ = 270345600. Its totient is φ = 86829600.

The previous prime is 176930029. The next prime is 176930057. The reversal of 176930042 is 240039671.

It is a junction number, because it is equal to n+sod(n) for n = 176929990 and 176930008.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21167 + ... + 28317.

It is an arithmetic number, because the mean of its divisors is an integer number (16896600).

Almost surely, 2176930042 is an apocalyptic number.

176930042 is a deficient number, since it is larger than the sum of its proper divisors (93415558).

176930042 is a wasteful number, since it uses less digits than its factorization.

176930042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7381.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 176930042 is about 13301.5052531659. The cubic root of 176930042 is about 561.3932590651.

The spelling of 176930042 in words is "one hundred seventy-six million, nine hundred thirty thousand, forty-two".

Divisors: 1 2 89 139 178 278 7151 12371 14302 24742 636439 993989 1272878 1987978 88465021 176930042