Base | Representation |
---|---|
bin | 1000011010001100010… |
… | …1011111010110111100 |
3 | 111210220100212202021122 |
4 | 2012203011133112330 |
5 | 4331333312434030 |
6 | 150211342250112 |
7 | 13303050062540 |
oct | 2064305372674 |
9 | 453810782248 |
10 | 144470046140 |
11 | 562a6635a52 |
12 | 23bba886938 |
13 | 108149ab804 |
14 | 6dc717ba20 |
15 | 3b583948e5 |
hex | 21a315f5bc |
144470046140 has 48 divisors (see below), whose sum is σ = 347335532544. Its totient is φ = 49445812800.
The previous prime is 144470046089. The next prime is 144470046151. The reversal of 144470046140 is 41640074441.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a self number, because there is not a number n which added to its sum of digits gives 144470046140.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 823676 + ... + 983555.
It is an arithmetic number, because the mean of its divisors is an integer number (7236156928).
Almost surely, 2144470046140 is an apocalyptic number.
144470046140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144470046140 is an abundant number, since it is smaller than the sum of its proper divisors (202865486404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144470046140 is a wasteful number, since it uses less digits than its factorization.
144470046140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1807818 (or 1807816 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 35.
The spelling of 144470046140 in words is "one hundred forty-four billion, four hundred seventy million, forty-six thousand, one hundred forty".
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