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2972952 = 2332157263
BaseRepresentation
bin1011010101110100011000
312121001010100
423111310120
51230113302
6143415400
734161333
oct13256430
95531110
102972952
111750694
12bb4560
13801258
1457561a
153dad1c
hex2d5d18

2972952 has 48 divisors (see below), whose sum is σ = 8133840. Its totient is φ = 980928.

The previous prime is 2972947. The next prime is 2972969. The reversal of 2972952 is 2592792.

2972952 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 9.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 11173 + ... + 11435.

It is an arithmetic number, because the mean of its divisors is an integer number (169455).

22972952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2972952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4066920).

2972952 is an abundant number, since it is smaller than the sum of its proper divisors (5160888).

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

2972952 is a wasteful number, since it uses less digits than its factorization.

2972952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432 (or 425 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 2972952 is about 1724.2250433166. The cubic root of 2972952 is about 143.7902037517.

It can be divided in two parts, 297 and 2952, that added together give a square (3249 = 572).

The spelling of 2972952 in words is "two million, nine hundred seventy-two thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 157 263 314 471 526 628 789 942 1052 1256 1413 1578 1884 2104 2367 2826 3156 3768 4734 5652 6312 9468 11304 18936 41291 82582 123873 165164 247746 330328 371619 495492 743238 990984 1486476 2972952