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3440572141 = 67334315361
BaseRepresentation
bin1100110100010010…
…1111011011101101
322212210001011200211
43031010233123231
524021241302031
61325223222421
7151155244366
oct31504573355
98783034624
103440572141
111506127856
128002a7a11
1342aa5cc06
14248d2cb6d
151520bdbb1
hexcd12f6ed

3440572141 has 8 divisors (see below), whose sum is σ = 3493195904. Its totient is φ = 3387985920.

The previous prime is 3440572127. The next prime is 3440572147. The reversal of 3440572141 is 1412750443.

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

It is a cyclic number.

It is not a de Polignac number, because 3440572141 - 227 = 3306354413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3440572147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216301 + ... + 231661.

It is an arithmetic number, because the mean of its divisors is an integer number (436649488).

Almost surely, 23440572141 is an apocalyptic number.

It is an amenable number.

3440572141 is a deficient number, since it is larger than the sum of its proper divisors (52623763).

3440572141 is a wasteful number, since it uses less digits than its factorization.

3440572141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18771.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 3440572141 is about 58656.3904532149. The cubic root of 3440572141 is about 1509.6521487230.

The spelling of 3440572141 in words is "three billion, four hundred forty million, five hundred seventy-two thousand, one hundred forty-one".

Divisors: 1 67 3343 15361 223981 1029187 51351823 3440572141