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147207041 = 197747739
BaseRepresentation
bin10001100011000…
…11001110000001
3101020222220002122
420301203032001
5300141111131
622335054025
73435145022
oct1061431601
9336886078
10147207041
1176104913
1241371315
1324661877
141579cc49
15cdcbd7b
hex8c63381

147207041 has 4 divisors (see below), whose sum is σ = 154954800. Its totient is φ = 139459284.

The previous prime is 147207037. The next prime is 147207059. The reversal of 147207041 is 140702741.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 147207041 - 22 = 147207037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 147207041.

It is not an unprimeable number, because it can be changed into a prime (147200041) 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, 3873851 + ... + 3873888.

It is an arithmetic number, because the mean of its divisors is an integer number (38738700).

Almost surely, 2147207041 is an apocalyptic number.

It is an amenable number.

147207041 is a deficient number, since it is larger than the sum of its proper divisors (7747759).

147207041 is an equidigital number, since it uses as much as digits as its factorization.

147207041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7747758.

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 147207041 is about 12132.8908756322. The cubic root of 147207041 is about 528.0108672101.

Adding to 147207041 its reverse (140702741), we get a palindrome (287909782).

The spelling of 147207041 in words is "one hundred forty-seven million, two hundred seven thousand, forty-one".

Divisors: 1 19 7747739 147207041