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670060653 = 3421530531
BaseRepresentation
bin100111111100000…
…101000001101101
31201200211121102020
4213330011001231
52333013420103
6150253420353
722414264413
oct4774050155
91650747366
10670060653
11314260539
1216849a6b9
13a8a88bc2
1464dc32b3
153dc5b753
hex27f0506d

670060653 has 8 divisors (see below), whose sum is σ = 895538016. Its totient is φ = 445645200.

The previous prime is 670060637. The next prime is 670060667. The reversal of 670060653 is 356060076.

670060653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 670060653 - 24 = 670060637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670060453) 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, 264003 + ... + 266528.

It is an arithmetic number, because the mean of its divisors is an integer number (111942252).

Almost surely, 2670060653 is an apocalyptic number.

It is an amenable number.

670060653 is a deficient number, since it is larger than the sum of its proper divisors (225477363).

670060653 is a wasteful number, since it uses less digits than its factorization.

670060653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530955.

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 670060653 is about 25885.5297994845. The cubic root of 670060653 is about 875.0604161821.

The spelling of 670060653 in words is "six hundred seventy million, sixty thousand, six hundred fifty-three".

Divisors: 1 3 421 1263 530531 1591593 223353551 670060653