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3142101 = 31047367
BaseRepresentation
bin1011111111000111010101
312220122011010
423333013111
51301021401
6151202433
735464434
oct13770725
95818133
103142101
111856786
121076419
13860241
145bb11b
15420ed6
hex2ff1d5

3142101 has 4 divisors (see below), whose sum is σ = 4189472. Its totient is φ = 2094732.

The previous prime is 3142079. The next prime is 3142123. The reversal of 3142101 is 1012413.

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.

It is an interprime number because it is at equal distance from previous prime (3142079) and next prime (3142123).

It is not a de Polignac number, because 3142101 - 213 = 3133909 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3142301) 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, 523681 + ... + 523686.

It is an arithmetic number, because the mean of its divisors is an integer number (1047368).

Almost surely, 23142101 is an apocalyptic number.

It is an amenable number.

3142101 is a deficient number, since it is larger than the sum of its proper divisors (1047371).

3142101 is a wasteful number, since it uses less digits than its factorization.

3142101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047370.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 3142101 is about 1772.5972469797. The cubic root of 3142101 is about 146.4670879330.

Adding to 3142101 its reverse (1012413), we get a palindrome (4154514).

It can be divided in two parts, 314 and 2101, that added together give a triangular number (2415 = T69).

The spelling of 3142101 in words is "three million, one hundred forty-two thousand, one hundred one".

Divisors: 1 3 1047367 3142101