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102067001 = 271376631
BaseRepresentation
bin1100001010101…
…10101100111001
321010001112121022
412011112230321
5202112121001
614043352225
72346361301
oct605265471
9233045538
10102067001
11526834a3
122a222675
13181b859a
14d7ac601
158e6211b
hex6156b39

102067001 has 4 divisors (see below), whose sum is σ = 102443904. Its totient is φ = 101690100.

The previous prime is 102066983. The next prime is 102067003. The reversal of 102067001 is 100760201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100760201 = 619162779.

It is a cyclic number.

It is not a de Polignac number, because 102067001 - 214 = 102050617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (102067003) 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, 188045 + ... + 188586.

It is an arithmetic number, because the mean of its divisors is an integer number (25610976).

Almost surely, 2102067001 is an apocalyptic number.

It is an amenable number.

102067001 is a deficient number, since it is larger than the sum of its proper divisors (376903).

102067001 is an equidigital number, since it uses as much as digits as its factorization.

102067001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376902.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 102067001 is about 10102.8214375985. The cubic root of 102067001 is about 467.3351545928.

The spelling of 102067001 in words is "one hundred two million, sixty-seven thousand, one".

Divisors: 1 271 376631 102067001