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42948168284 = 22715717356473
BaseRepresentation
bin100111111111111010…
…010000101001011100
311002212010120000002102
4213333322100221130
51200424212341114
631421412144232
73050203256420
oct477772205134
9132763500072
1042948168284
111723a13755a
1283a7308078
134085ab9a38
142115d60b80
1511b573d2de
hex9ffe90a5c

42948168284 has 48 divisors (see below), whose sum is σ = 86944659648. Its totient is φ = 18183080448.

The previous prime is 42948168283. The next prime is 42948168293. The reversal of 42948168284 is 48286184924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42948168281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 732272 + ... + 788744.

It is an arithmetic number, because the mean of its divisors is an integer number (1811347076).

Almost surely, 242948168284 is an apocalyptic number.

It is an amenable number.

42948168284 is an abundant number, since it is smaller than the sum of its proper divisors (43996491364).

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

42948168284 is a wasteful number, since it uses less digits than its factorization.

42948168284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56814 (or 56812 counting only the distinct ones).

The product of its digits is 7077888, while the sum is 56.

The spelling of 42948168284 in words is "forty-two billion, nine hundred forty-eight million, one hundred sixty-eight thousand, two hundred eighty-four".

Divisors: 1 2 4 7 14 28 157 173 314 346 628 692 1099 1211 2198 2422 4396 4844 27161 54322 56473 108644 112946 190127 225892 380254 395311 760508 790622 1581244 8866261 9769829 17732522 19539658 35465044 39079316 62063827 68388803 124127654 136777606 248255308 273555212 1533863153 3067726306 6135452612 10737042071 21474084142 42948168284