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8213149006 = 217922941757
BaseRepresentation
bin1111010011000101…
…01011010101001110
3210012101111012100221
413221202223111032
5113310031232011
63434552141554
7410346420556
oct75142532516
923171435327
108213149006
113535121457
1217126978ba
13a0b7523aa
1457cb10166
153310a0971
hex1e98ab54e

8213149006 has 8 divisors (see below), whose sum is σ = 12388549320. Its totient is φ = 4083632568.

The previous prime is 8213149001. The next prime is 8213149013. The reversal of 8213149006 is 6009413128.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8213149001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11470521 + ... + 11471236.

It is an arithmetic number, because the mean of its divisors is an integer number (1548568665).

Almost surely, 28213149006 is an apocalyptic number.

8213149006 is a deficient number, since it is larger than the sum of its proper divisors (4175400314).

8213149006 is a wasteful number, since it uses less digits than its factorization.

8213149006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22941938.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 8213149006 is about 90626.4255391329. The cubic root of 8213149006 is about 2017.6069597962.

The spelling of 8213149006 in words is "eight billion, two hundred thirteen million, one hundred forty-nine thousand, six".

Divisors: 1 2 179 358 22941757 45883514 4106574503 8213149006