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670441451 = 10947912841
BaseRepresentation
bin100111111101100…
…001111111101011
31201201112221202212
4213331201333223
52333113111301
6150305515335
722420441541
oct4775417753
91651487685
10670441451
113144a0649
12168642b4b
13a8b90324
1465081d91
153dcd44bb
hex27f61feb

670441451 has 8 divisors (see below), whose sum is σ = 678057600. Its totient is φ = 662852160.

The previous prime is 670441439. The next prime is 670441483. The reversal of 670441451 is 154144076.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-670441451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (670441151) 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, 45791 + ... + 58631.

It is an arithmetic number, because the mean of its divisors is an integer number (84757200).

Almost surely, 2670441451 is an apocalyptic number.

670441451 is a deficient number, since it is larger than the sum of its proper divisors (7616149).

670441451 is a wasteful number, since it uses less digits than its factorization.

670441451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13429.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 670441451 is about 25892.8841769317. The cubic root of 670441451 is about 875.2261515033.

The spelling of 670441451 in words is "six hundred seventy million, four hundred forty-one thousand, four hundred fifty-one".

Divisors: 1 109 479 12841 52211 1399669 6150839 670441451