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3145101 = 31048367
BaseRepresentation
bin1011111111110110001101
312220210021020
423333312031
51301120401
6151224353
735506251
oct13776615
95823236
103145101
111858a63
1210780b9
1386170b
145bc261
15421d36
hex2ffd8d

3145101 has 4 divisors (see below), whose sum is σ = 4193472. Its totient is φ = 2096732.

The previous prime is 3145097. The next prime is 3145117. The reversal of 3145101 is 1015413.

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 3145101 - 22 = 3145097 is a prime.

It is a super-3 number, since 3×31451013 = 93330812105467395903, which contains 333 as substring.

It is a D-number.

3145101 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3145141) 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, 524181 + ... + 524186.

It is an arithmetic number, because the mean of its divisors is an integer number (1048368).

Almost surely, 23145101 is an apocalyptic number.

It is an amenable number.

3145101 is a deficient number, since it is larger than the sum of its proper divisors (1048371).

3145101 is a wasteful number, since it uses less digits than its factorization.

3145101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048370.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 3145101 is about 1773.4432610039. The cubic root of 3145101 is about 146.5136874847.

The spelling of 3145101 in words is "three million, one hundred forty-five thousand, one hundred one".

Divisors: 1 3 1048367 3145101