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140896 = 2571737
BaseRepresentation
bin100010011001100000
321011021101
4202121200
514002041
63004144
71124530
oct423140
9234241
10140896
1196948
1269654
134c192
14394c0
152bb31
hex22660

140896 has 48 divisors (see below), whose sum is σ = 344736. Its totient is φ = 55296.

The previous prime is 140893. The next prime is 140897. The reversal of 140896 is 698041.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3790 + ... + 3826.

It is an arithmetic number, because the mean of its divisors is an integer number (7182).

2140896 is an apocalyptic number.

140896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172368).

140896 is an abundant number, since it is smaller than the sum of its proper divisors (203840).

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

140896 is a wasteful number, since it uses less digits than its factorization.

140896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71 (or 63 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 140896 is about 375.3611594185. The cubic root of 140896 is about 52.0354787465.

The spelling of 140896 in words is "one hundred forty thousand, eight hundred ninety-six".

Divisors: 1 2 4 7 8 14 16 17 28 32 34 37 56 68 74 112 119 136 148 224 238 259 272 296 476 518 544 592 629 952 1036 1184 1258 1904 2072 2516 3808 4144 4403 5032 8288 8806 10064 17612 20128 35224 70448 140896