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67103141 = 753180871
BaseRepresentation
bin1111111111111…
…0100110100101
311200021012012112
43333332212211
5114134300031
610354130405
71443236660
oct377764645
9150235175
1067103141
1134972646
121a580a05
1310b96101
148caa6d7
155d5762b
hex3ffe9a5

67103141 has 8 divisors (see below), whose sum is σ = 78136704. Its totient is φ = 56431440.

The previous prime is 67103137. The next prime is 67103143. The reversal of 67103141 is 14130176.

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 67103141 - 22 = 67103137 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67103143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90065 + ... + 90806.

It is an arithmetic number, because the mean of its divisors is an integer number (9767088).

Almost surely, 267103141 is an apocalyptic number.

It is an amenable number.

67103141 is a deficient number, since it is larger than the sum of its proper divisors (11033563).

67103141 is a wasteful number, since it uses less digits than its factorization.

67103141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180931.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 67103141 is about 8191.6506883534. The cubic root of 67103141 is about 406.3631171869.

The spelling of 67103141 in words is "sixty-seven million, one hundred three thousand, one hundred forty-one".

Divisors: 1 7 53 371 180871 1266097 9586163 67103141