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2053212 = 223724443
BaseRepresentation
bin111110101010001011100
310212022110220
413311101130
51011200322
6112001340
723311020
oct7652134
93768426
102053212
111182677
12830250
1356b725
143b6380
152a855c
hex1f545c

2053212 has 24 divisors (see below), whose sum is σ = 5475456. Its totient is φ = 586608.

The previous prime is 2053211. The next prime is 2053213. The reversal of 2053212 is 2123502.

It is an interprime number because it is at equal distance from previous prime (2053211) and next prime (2053213).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2053191 and 2053200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053211) 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, 12138 + ... + 12305.

It is an arithmetic number, because the mean of its divisors is an integer number (228144).

22053212 is an apocalyptic number.

It is an amenable number.

2053212 is an abundant number, since it is smaller than the sum of its proper divisors (3422244).

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

2053212 is a wasteful number, since it uses less digits than its factorization.

2053212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24457 (or 24455 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 2053212 is about 1432.9033463566. The cubic root of 2053212 is about 127.0997212107.

Adding to 2053212 its reverse (2123502), we get a palindrome (4176714).

The spelling of 2053212 in words is "two million, fifty-three thousand, two hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 24443 48886 73329 97772 146658 171101 293316 342202 513303 684404 1026606 2053212