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147140223 = 3232132467
BaseRepresentation
bin10001100010100…
…10111001111111
3101020212111102220
420301102321333
5300131441343
622333420423
73434446146
oct1061227177
9336774386
10147140223
117606969a
124133a713
132463a329
141578275d
15cdb7183
hex8c52e7f

147140223 has 8 divisors (see below), whose sum is σ = 204716928. Its totient is φ = 93828504.

The previous prime is 147140207. The next prime is 147140239. The reversal of 147140223 is 322041741.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (147140207) and next prime (147140239).

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

It is not a de Polignac number, because 147140223 - 24 = 147140207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 147140193 and 147140202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147140293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1066165 + ... + 1066302.

It is an arithmetic number, because the mean of its divisors is an integer number (25589616).

Almost surely, 2147140223 is an apocalyptic number.

147140223 is a deficient number, since it is larger than the sum of its proper divisors (57576705).

147140223 is a wasteful number, since it uses less digits than its factorization.

147140223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132493.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 147140223 is about 12130.1369736702. The cubic root of 147140223 is about 527.9309662098.

Adding to 147140223 its reverse (322041741), we get a palindrome (469181964).

The spelling of 147140223 in words is "one hundred forty-seven million, one hundred forty thousand, two hundred twenty-three".

Divisors: 1 3 23 69 2132467 6397401 49046741 147140223