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102066941 = 199951059
BaseRepresentation
bin1100001010101…
…10101011111101
321010001112112002
412011112223331
5202112120231
614043352045
72346361154
oct605265375
9233045462
10102066941
1152683449
122a222625
13181b8552
14d7ac59b
158e620cb
hex6156afd

102066941 has 4 divisors (see below), whose sum is σ = 102120000. Its totient is φ = 102013884.

The previous prime is 102066889. The next prime is 102066949. The reversal of 102066941 is 149660201.

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.

It is a cyclic number.

It is not a de Polignac number, because 102066941 - 222 = 97872637 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 (102066949) 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, 23531 + ... + 27528.

It is an arithmetic number, because the mean of its divisors is an integer number (25530000).

Almost surely, 2102066941 is an apocalyptic number.

It is an amenable number.

102066941 is a deficient number, since it is larger than the sum of its proper divisors (53059).

102066941 is an equidigital number, since it uses as much as digits as its factorization.

102066941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53058.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 102066941 is about 10102.8184681306. The cubic root of 102066941 is about 467.3350630186.

The spelling of 102066941 in words is "one hundred two million, sixty-six thousand, nine hundred forty-one".

Divisors: 1 1999 51059 102066941