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2973272 = 231931631
BaseRepresentation
bin1011010101111001011000
312121001120012
423111321120
51230121042
6143421052
734162301
oct13257130
95531505
102973272
111750955
12bb4788
13801443
145757a8
153dae82
hex2d5e58

2973272 has 32 divisors (see below), whose sum is σ = 6067200. Its totient is φ = 1360800.

The previous prime is 2973263. The next prime is 2973277. The reversal of 2973272 is 2723792.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2973277) 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, 4397 + ... + 5027.

It is an arithmetic number, because the mean of its divisors is an integer number (189600).

22973272 is an apocalyptic number.

It is an amenable number.

2973272 is an abundant number, since it is smaller than the sum of its proper divisors (3093928).

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

2973272 is a wasteful number, since it uses less digits than its factorization.

2973272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687 (or 683 counting only the distinct ones).

The product of its digits is 10584, while the sum is 32.

The square root of 2973272 is about 1724.3178361311. The cubic root of 2973272 is about 143.7953626212.

The spelling of 2973272 in words is "two million, nine hundred seventy-three thousand, two hundred seventy-two".

Divisors: 1 2 4 8 19 31 38 62 76 124 152 248 589 631 1178 1262 2356 2524 4712 5048 11989 19561 23978 39122 47956 78244 95912 156488 371659 743318 1486636 2973272