[go: up one dir, main page]

Search a number
-
+
2951061 = 319232251
BaseRepresentation
bin1011010000011110010101
312112221002120
423100132111
51223413221
6143130153
734040451
oct13203625
95487076
102951061
1117361a3
12ba3959
137c42b9
1456b661
153d45c6
hex2d0795

2951061 has 16 divisors (see below), whose sum is σ = 4323840. Its totient is φ = 1782000.

The previous prime is 2951059. The next prime is 2951063. The reversal of 2951061 is 1601592.

Added to its reverse (1601592) it gives a triangular number (4552653 = T3017).

2951061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2951059) and next prime (2951063).

It is not a de Polignac number, because 2951061 - 21 = 2951059 is a prime.

It is a super-2 number, since 2×29510612 = 17417522051442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2951063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186 + ... + 2436.

It is an arithmetic number, because the mean of its divisors is an integer number (270240).

22951061 is an apocalyptic number.

It is an amenable number.

2951061 is a deficient number, since it is larger than the sum of its proper divisors (1372779).

2951061 is a wasteful number, since it uses less digits than its factorization.

2951061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2296.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 2951061 is about 1717.8652450061. The cubic root of 2951061 is about 143.4364062409.

Adding to 2951061 its reverse (1601592), we get a triangular number (4552653 = T3017).

The spelling of 2951061 in words is "two million, nine hundred fifty-one thousand, sixty-one".

Divisors: 1 3 19 23 57 69 437 1311 2251 6753 42769 51773 128307 155319 983687 2951061