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1244124230452 = 223153189306791
BaseRepresentation
bin10010000110101011100…
…101010011001100110100
311101221022011020021001221
4102012223211103030310
5130340431300333302
62351313124000124
7155612362321225
oct22065345231464
94357264207057
101244124230452
1143a6a276a554
12181152830044
1390421c372cc
144430474724c
15225687d6937
hex121ab953334

1244124230452 has 24 divisors (see below), whose sum is σ = 2289854956032. Its totient is φ = 590637184800.

The previous prime is 1244124230411. The next prime is 1244124230513. The reversal of 1244124230452 is 2540324214421.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94646824 + ... + 94659967.

It is an arithmetic number, because the mean of its divisors is an integer number (95410623168).

Almost surely, 21244124230452 is an apocalyptic number.

It is an amenable number.

1244124230452 is a deficient number, since it is larger than the sum of its proper divisors (1045730725580).

1244124230452 is a wasteful number, since it uses less digits than its factorization.

1244124230452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189306879 (or 189306877 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 1244124230452 its reverse (2540324214421), we get a palindrome (3784448444873).

The spelling of 1244124230452 in words is "one trillion, two hundred forty-four billion, one hundred twenty-four million, two hundred thirty thousand, four hundred fifty-two".

Divisors: 1 2 4 31 53 62 106 124 212 1643 3286 6572 189306791 378613582 757227164 5868510521 10033259923 11737021042 20066519846 23474042084 40133039692 311031057613 622062115226 1244124230452