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172230010 = 2517223001
BaseRepresentation
bin10100100010000…
…00010101111010
3110000002012011021
422101000111322
5323042330020
625031253054
74160634211
oct1221002572
9400065137
10172230010
1189245a57
124981a18a
13298b3364
1418c34078
15101c11aa
hexa44057a

172230010 has 8 divisors (see below), whose sum is σ = 310014036. Its totient is φ = 68892000.

The previous prime is 172230001. The next prime is 172230011. The reversal of 172230010 is 10032271.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 138462289 + 33767721 = 11767^2 + 5811^2 .

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

It is not an unprimeable number, because it can be changed into a prime (172230011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8611491 + ... + 8611510.

Almost surely, 2172230010 is an apocalyptic number.

172230010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

172230010 is a deficient number, since it is larger than the sum of its proper divisors (137784026).

172230010 is a wasteful number, since it uses less digits than its factorization.

172230010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17223008.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 172230010 is about 13123.6431679622. The cubic root of 172230010 is about 556.3775643134.

Adding to 172230010 its reverse (10032271), we get a palindrome (182262281).

The spelling of 172230010 in words is "one hundred seventy-two million, two hundred thirty thousand, ten".

Divisors: 1 2 5 10 17223001 34446002 86115005 172230010