Search a number
-
+
2958980 = 225147949
BaseRepresentation
bin1011010010011010000100
312120022221212
423102122010
51224141410
6143230552
734102523
oct13223204
95508855
102958980
111741142
12ba8458
137c7a9b
145704ba
153d6b05
hex2d2684

2958980 has 12 divisors (see below), whose sum is σ = 6213900. Its totient is φ = 1183584.

The previous prime is 2958971. The next prime is 2959031. The reversal of 2958980 is 898592.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2067844 + 891136 = 1438^2 + 944^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73955 + ... + 73994.

It is an arithmetic number, because the mean of its divisors is an integer number (517825).

22958980 is an apocalyptic number.

2958980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2958980 is an abundant number, since it is smaller than the sum of its proper divisors (3254920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2958980 is a wasteful number, since it uses less digits than its factorization.

2958980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147958 (or 147956 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 2958980 is about 1720.1685963882. The cubic root of 2958980 is about 143.5645927244.

The spelling of 2958980 in words is "two million, nine hundred fifty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 147949 295898 591796 739745 1479490 2958980