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4980731 = 74715139
BaseRepresentation
bin10010111111111111111011
3100101001021112
4102333333323
52233340411
6254430535
760223040
oct22777773
910331245
104980731
1128a2108
12180244b
1310550a2
149391c7
15685b8b
hex4bfffb

4980731 has 8 divisors (see below), whose sum is σ = 5813760. Its totient is φ = 4178088.

The previous prime is 4980727. The next prime is 4980749. The reversal of 4980731 is 1370894.

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 4980731 - 22 = 4980727 is a prime.

It is a super-2 number, since 2×49807312 = 49615362588722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4980331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7241 + ... + 7898.

It is an arithmetic number, because the mean of its divisors is an integer number (726720).

Almost surely, 24980731 is an apocalyptic number.

4980731 is a deficient number, since it is larger than the sum of its proper divisors (833029).

4980731 is a wasteful number, since it uses less digits than its factorization.

4980731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15193.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 4980731 is about 2231.7551388985. The cubic root of 4980731 is about 170.7776483721. Note that the first 3 decimals are identical.

The spelling of 4980731 in words is "four million, nine hundred eighty thousand, seven hundred thirty-one".

Divisors: 1 7 47 329 15139 105973 711533 4980731