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13998094452 = 22322231743659
BaseRepresentation
bin11010000100101100…
…11111100001110100
31100010112212212122200
431002112133201310
5212132003010302
610233003424500
71003612560666
oct150226374164
940115785580
1013998094452
115a33617601
122867b25130
1314210c2734
1496b13c536
1556dda881c
hex34259f874

13998094452 has 36 divisors (see below), whose sum is σ = 35542765440. Its totient is φ = 4645104912.

The previous prime is 13998094441. The next prime is 13998094463. The reversal of 13998094452 is 25449089931.

13998094452 is a `hidden beast` number, since 13 + 9 + 98 + 0 + 94 + 452 = 666.

13998094452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13998094441) and next prime (13998094463).

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×139980944522 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 863802 + ... + 879857.

It is an arithmetic number, because the mean of its divisors is an integer number (987299040).

Almost surely, 213998094452 is an apocalyptic number.

13998094452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13998094452 is an abundant number, since it is smaller than the sum of its proper divisors (21544670988).

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

13998094452 is a wasteful number, since it uses less digits than its factorization.

13998094452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1743892 (or 1743887 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

It can be divided in two parts, 139980 and 94452, that added together give a palindrome (234432).

The spelling of 13998094452 in words is "thirteen billion, nine hundred ninety-eight million, ninety-four thousand, four hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 223 446 669 892 1338 2007 2676 4014 8028 1743659 3487318 5230977 6974636 10461954 15692931 20923908 31385862 62771724 388835957 777671914 1166507871 1555343828 2333015742 3499523613 4666031484 6999047226 13998094452