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67970463 = 3112059711
BaseRepresentation
bin1000000110100…
…10010110011111
311201220020221120
410003102112133
5114400023323
610424502023
71453511421
oct403222637
9151806846
1067970463
1135405240
121a91a913
131110ab12
149054811
155e795e3
hex40d259f

67970463 has 8 divisors (see below), whose sum is σ = 98866176. Its totient is φ = 41194200.

The previous prime is 67970453. The next prime is 67970479. The reversal of 67970463 is 36407976.

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

It is not a de Polignac number, because 67970463 - 25 = 67970431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67970423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1029823 + ... + 1029888.

It is an arithmetic number, because the mean of its divisors is an integer number (12358272).

Almost surely, 267970463 is an apocalyptic number.

67970463 is a deficient number, since it is larger than the sum of its proper divisors (30895713).

67970463 is a wasteful number, since it uses less digits than its factorization.

67970463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059725.

The product of its (nonzero) digits is 190512, while the sum is 42.

The square root of 67970463 is about 8244.4201130219. The cubic root of 67970463 is about 408.1064036688.

The spelling of 67970463 in words is "sixty-seven million, nine hundred seventy thousand, four hundred sixty-three".

Divisors: 1 3 11 33 2059711 6179133 22656821 67970463