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4979045 = 517193083
BaseRepresentation
bin10010111111100101100101
3100100221222002
4102333211211
52233312140
6254415045
760215111
oct22774545
910327862
104979045
1128a0915
121801485
1310543a6
14938741
15685415
hex4bf965

4979045 has 16 divisors (see below), whose sum is σ = 6661440. Its totient is φ = 3550464.

The previous prime is 4979033. The next prime is 4979047. The reversal of 4979045 is 5409794.

4979045 = T152 + T153 + ... + T321.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4979045 is a prime.

It is a super-2 number, since 2×49790452 = 49581778224050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4979047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74 + ... + 3156.

It is an arithmetic number, because the mean of its divisors is an integer number (416340).

Almost surely, 24979045 is an apocalyptic number.

It is an amenable number.

4979045 is a deficient number, since it is larger than the sum of its proper divisors (1682395).

4979045 is a wasteful number, since it uses less digits than its factorization.

4979045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3124.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 4979045 is about 2231.3773773165. The cubic root of 4979045 is about 170.7583765283.

The spelling of 4979045 in words is "four million, nine hundred seventy-nine thousand, forty-five".

Divisors: 1 5 17 19 85 95 323 1615 3083 15415 52411 58577 262055 292885 995809 4979045