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2021434024 = 23376829169
BaseRepresentation
bin111100001111100…
…1010001010101000
312012212200111011211
41320133022022220
513114441342044
6532330202504
7101043622441
oct17037121250
95185614154
102021434024
11948057335
12484b83434
13262a4040c
141526782c8
15bc6e8634
hex787ca2a8

2021434024 has 16 divisors (see below), whose sum is σ = 3892626900. Its totient is φ = 983400192.

The previous prime is 2021434007. The next prime is 2021434027. The reversal of 2021434024 is 4204341202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1523340900 + 498093124 = 39030^2 + 22318^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2021433986 and 2021434004.

It is not an unprimeable number, because it can be changed into a prime (2021434027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3414289 + ... + 3414880.

Almost surely, 22021434024 is an apocalyptic number.

It is an amenable number.

2021434024 is a deficient number, since it is larger than the sum of its proper divisors (1871192876).

2021434024 is a wasteful number, since it uses less digits than its factorization.

2021434024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6829212 (or 6829208 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2021434024 is about 44960.3605857426. The cubic root of 2021434024 is about 1264.4059293492.

Adding to 2021434024 its reverse (4204341202), we get a palindrome (6225775226).

The spelling of 2021434024 in words is "two billion, twenty-one million, four hundred thirty-four thousand, twenty-four".

Divisors: 1 2 4 8 37 74 148 296 6829169 13658338 27316676 54633352 252679253 505358506 1010717012 2021434024