Base | Representation |
---|---|
bin | 1100000101111… |
… | …10110000100010 |
3 | 21001212220212222 |
4 | 12002332300202 |
5 | 201432212032 |
6 | 14022151042 |
7 | 2341156655 |
oct | 602766042 |
9 | 231786788 |
10 | 101444642 |
11 | 52298952 |
12 | 29b82482 |
13 | 1802b220 |
14 | d68989c |
15 | 8d8ca12 |
hex | 60bec22 |
101444642 has 8 divisors (see below), whose sum is σ = 163872156. Its totient is φ = 46820592.
The previous prime is 101444641. The next prime is 101444657. The reversal of 101444642 is 246444101.
It can be written as a sum of positive squares in 2 ways, for example, as 98823481 + 2621161 = 9941^2 + 1619^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 3901717 = 101444642 / (1 + 0 + 1 + 4 + 4 + 4 + 6 + 4 + 2).
It is not an unprimeable number, because it can be changed into a prime (101444641) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1950833 + ... + 1950884.
Almost surely, 2101444642 is an apocalyptic number.
101444642 is a deficient number, since it is larger than the sum of its proper divisors (62427514).
101444642 is a wasteful number, since it uses less digits than its factorization.
101444642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3901732.
The product of its (nonzero) digits is 3072, while the sum is 26.
The square root of 101444642 is about 10071.9730936892. The cubic root of 101444642 is about 466.3833503673.
Adding to 101444642 its reverse (246444101), we get a palindrome (347888743).
The spelling of 101444642 in words is "one hundred one million, four hundred forty-four thousand, six hundred forty-two".
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