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12023002124 = 227563976147
BaseRepresentation
bin10110011001010000…
…00111010000001100
31011000220101210022222
423030220013100030
5144110342031444
65305010354512
7603640555220
oct131450072014
934026353288
1012023002124
11510a7424a1
1223b658ba38
131197b59553
14820ac8780
154a57b5eee
hex2cca0740c

12023002124 has 24 divisors (see below), whose sum is σ = 24050584320. Its totient is φ = 5151733776.

The previous prime is 12023002097. The next prime is 12023002127. The reversal of 12023002124 is 42120032021.

It is a super-2 number, since 2×120230021242 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12023002127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119819 + ... + 195965.

It is an arithmetic number, because the mean of its divisors is an integer number (1002107680).

Almost surely, 212023002124 is an apocalyptic number.

12023002124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12023002124 is an abundant number, since it is smaller than the sum of its proper divisors (12027582196).

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

12023002124 is a wasteful number, since it uses less digits than its factorization.

12023002124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81797 (or 81795 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 12023002124 its reverse (42120032021), we get a palindrome (54143034145).

The spelling of 12023002124 in words is "twelve billion, twenty-three million, two thousand, one hundred twenty-four".

Divisors: 1 2 4 7 14 28 5639 11278 22556 39473 76147 78946 152294 157892 304588 533029 1066058 2132116 429392933 858785866 1717571732 3005750531 6011501062 12023002124