Base | Representation |
---|---|
bin | 10000110001001… |
… | …11010001111000 |
3 | 100210200210001200 |
4 | 20120213101320 |
5 | 242002420242 |
6 | 21543014200 |
7 | 3325450554 |
oct | 1030472170 |
9 | 323623050 |
10 | 140670072 |
11 | 7244a564 |
12 | 3b13a360 |
13 | 231b333a |
14 | 1497a864 |
15 | c53a04c |
hex | 8627478 |
140670072 has 48 divisors (see below), whose sum is σ = 401037000. Its totient is φ = 44421696.
The previous prime is 140670067. The next prime is 140670077. The reversal of 140670072 is 270076041.
It is an interprime number because it is at equal distance from previous prime (140670067) and next prime (140670077).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140670077) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50047 + ... + 52782.
Almost surely, 2140670072 is an apocalyptic number.
140670072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
140670072 is an abundant number, since it is smaller than the sum of its proper divisors (260366928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140670072 is a wasteful number, since it uses less digits than its factorization.
140670072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102860 (or 102853 counting only the distinct ones).
The product of its (nonzero) digits is 2352, while the sum is 27.
The square root of 140670072 is about 11860.4414757630. The cubic root of 140670072 is about 520.0765074806.
The spelling of 140670072 in words is "one hundred forty million, six hundred seventy thousand, seventy-two".
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