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4201977 = 313163661
BaseRepresentation
bin10000000001110111111001
321220111000210
4100001313321
52033430402
6230021333
750500443
oct20016771
97814023
104201977
11241000a
1214a7849
13b417a0
147b5493
1558006c
hex401df9

4201977 has 16 divisors (see below), whose sum is σ = 6079808. Its totient is φ = 2566080.

The previous prime is 4201969. The next prime is 4202017. The reversal of 4201977 is 7791024.

It is not a de Polignac number, because 4201977 - 23 = 4201969 is a prime.

It is a super-2 number, since 2×42019772 = 35313221417058, which contains 22 as substring.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4201937) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6027 + ... + 6687.

It is an arithmetic number, because the mean of its divisors is an integer number (379988).

Almost surely, 24201977 is an apocalyptic number.

It is an amenable number.

4201977 is a deficient number, since it is larger than the sum of its proper divisors (1877831).

4201977 is a wasteful number, since it uses less digits than its factorization.

4201977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 4201977 is about 2049.8724350554. The cubic root of 4201977 is about 161.3681760951.

The spelling of 4201977 in words is "four million, two hundred one thousand, nine hundred seventy-seven".

Divisors: 1 3 13 39 163 489 661 1983 2119 6357 8593 25779 107743 323229 1400659 4201977