Base | Representation |
---|---|
bin | 10000110011011… |
… | …10010111110100 |
3 | 100211020120111201 |
4 | 20121232113310 |
5 | 242041230033 |
6 | 21553142244 |
7 | 3331102540 |
oct | 1031562764 |
9 | 324216451 |
10 | 140961268 |
11 | 72629318 |
12 | 3b25a984 |
13 | 23285a46 |
14 | 14a14a20 |
15 | c59647d |
hex | 866e5f4 |
140961268 has 48 divisors (see below), whose sum is σ = 292574464. Its totient is φ = 58164480.
The previous prime is 140961211. The next prime is 140961269. The reversal of 140961268 is 862169041.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140961269) 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, 106048 + ... + 107368.
Almost surely, 2140961268 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 140961268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146287232).
140961268 is an abundant number, since it is smaller than the sum of its proper divisors (151613196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140961268 is a wasteful number, since it uses less digits than its factorization.
140961268 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1472 (or 1470 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 37.
The square root of 140961268 is about 11872.7110636114. The cubic root of 140961268 is about 520.4351239625.
The spelling of 140961268 in words is "one hundred forty million, nine hundred sixty-one thousand, two hundred sixty-eight".
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