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2930961 = 31188817
BaseRepresentation
bin1011001011100100010001
312111220112010
423023210101
51222242321
6142453133
733625035
oct13134421
95456463
102930961
111722090
12b941a9
137b80c7
145641c5
153cd676
hex2cb911

2930961 has 8 divisors (see below), whose sum is σ = 4263264. Its totient is φ = 1776320.

The previous prime is 2930947. The next prime is 2930969. The reversal of 2930961 is 1690392.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2930961 - 26 = 2930897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2930969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44376 + ... + 44441.

It is an arithmetic number, because the mean of its divisors is an integer number (532908).

22930961 is an apocalyptic number.

It is an amenable number.

2930961 is a deficient number, since it is larger than the sum of its proper divisors (1332303).

2930961 is a wasteful number, since it uses less digits than its factorization.

2930961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88831.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 2930961 is about 1712.0049649461. The cubic root of 2930961 is about 143.1100103801.

The spelling of 2930961 in words is "two million, nine hundred thirty thousand, nine hundred sixty-one".

Divisors: 1 3 11 33 88817 266451 976987 2930961