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162161671120 = 2452388131343
BaseRepresentation
bin1001011100000110010…
…1101011101111010000
3120111120022210102022021
42113001211223233100
510124101341433440
6202255051221224
714500342314241
oct2270145535720
9514508712267
10162161671120
1162855043719
1227517747814
13123a406b267
147bc4a54cc8
15434163784a
hex25c196bbd0

162161671120 has 40 divisors (see below), whose sum is σ = 393418319616. Its totient is φ = 62044464768.

The previous prime is 162161671117. The next prime is 162161671183. The reversal of 162161671120 is 21176161261.

162161671120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

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, 44063832 + ... + 44067511.

Almost surely, 2162161671120 is an apocalyptic number.

162161671120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

162161671120 is an abundant number, since it is smaller than the sum of its proper divisors (231256648496).

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

162161671120 is a wasteful number, since it uses less digits than its factorization.

162161671120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88131379 (or 88131373 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 34.

The spelling of 162161671120 in words is "one hundred sixty-two billion, one hundred sixty-one million, six hundred seventy-one thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 23 40 46 80 92 115 184 230 368 460 920 1840 88131343 176262686 352525372 440656715 705050744 881313430 1410101488 1762626860 2027020889 3525253720 4054041778 7050507440 8108083556 10135104445 16216167112 20270208890 32432334224 40540417780 81080835560 162161671120