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1012024231 = 3592819009
BaseRepresentation
bin111100010100100…
…100001110100111
32121112022011020221
4330110210032213
54033034233411
6244231105211
734036030651
oct7424441647
92545264227
101012024231
1147a296869
12242b12207
1313188a20a
149859b6d1
155dca9071
hex3c5243a7

1012024231 has 4 divisors (see below), whose sum is σ = 1014843600. Its totient is φ = 1009204864.

The previous prime is 1012024201. The next prime is 1012024243. The reversal of 1012024231 is 1324202101.

1012024231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1324202101 = 2774780513.

It is a cyclic number.

It is not a de Polignac number, because 1012024231 - 27 = 1012024103 is a prime.

It is a super-2 number, since 2×10120242312 = 2048386088262282722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012024201) 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, 1409146 + ... + 1409863.

It is an arithmetic number, because the mean of its divisors is an integer number (253710900).

Almost surely, 21012024231 is an apocalyptic number.

1012024231 is a deficient number, since it is larger than the sum of its proper divisors (2819369).

1012024231 is an equidigital number, since it uses as much as digits as its factorization.

1012024231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2819368.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1012024231 is about 31812.3282863735. The cubic root of 1012024231 is about 1003.9921187802.

Adding to 1012024231 its reverse (1324202101), we get a palindrome (2336226332).

The spelling of 1012024231 in words is "one billion, twelve million, twenty-four thousand, two hundred thirty-one".

Divisors: 1 359 2819009 1012024231