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2148428248412 = 222335366154337
BaseRepresentation
bin11111010000111000010…
…011010111010101011100
321121101110122210002222212
4133100320103113111130
5240144440112422122
64322550241255552
7311135024541125
oct37207023272534
97541418702885
102148428248412
11759163811786
122a84683345b8
131277992bb6b4
1475dad5c104c
153ad43adcce2
hex1f4384d755c

2148428248412 has 24 divisors (see below), whose sum is σ = 3934330789536. Its totient is φ = 1024598355968.

The previous prime is 2148428248399. The next prime is 2148428248441.

2148428248412 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33044693 + ... + 33109644.

It is an arithmetic number, because the mean of its divisors is an integer number (163930449564).

Almost surely, 22148428248412 is an apocalyptic number.

It is an amenable number.

2148428248412 is a deficient number, since it is larger than the sum of its proper divisors (1785902541124).

2148428248412 is a wasteful number, since it uses less digits than its factorization.

2148428248412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66154717 (or 66154715 counting only the distinct ones).

The product of its digits is 2097152, while the sum is 50.

The spelling of 2148428248412 in words is "two trillion, one hundred forty-eight billion, four hundred twenty-eight million, two hundred forty-eight thousand, four hundred twelve".

Divisors: 1 2 4 23 46 92 353 706 1412 8119 16238 32476 66154337 132308674 264617348 1521549751 3043099502 6086199004 23352480961 46704961922 93409923844 537107062103 1074214124206 2148428248412