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70450195143 = 349374756613
BaseRepresentation
bin100000110011100101…
…0001010101011000111
320201211210110201111210
41001213022022223013
52123240222221033
652210412102503
75042551530636
oct1014712125307
9221753421453
1070450195143
1127972331379
12117a1764a33
1368497b2103
1435a472551d
151c74ddbd63
hex106728aac7

70450195143 has 8 divisors (see below), whose sum is σ = 93952639728. Its totient is φ = 46957273664.

The previous prime is 70450195129. The next prime is 70450195147. The reversal of 70450195143 is 34159105407.

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 70450195143 - 220 = 70449146567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70450195147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2363496 + ... + 2393117.

It is an arithmetic number, because the mean of its divisors is an integer number (11744079966).

Almost surely, 270450195143 is an apocalyptic number.

70450195143 is a deficient number, since it is larger than the sum of its proper divisors (23502444585).

70450195143 is a wasteful number, since it uses less digits than its factorization.

70450195143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4761553.

The product of its (nonzero) digits is 75600, while the sum is 39.

The spelling of 70450195143 in words is "seventy billion, four hundred fifty million, one hundred ninety-five thousand, one hundred forty-three".

Divisors: 1 3 4937 14811 4756613 14269839 23483398381 70450195143