Base | Representation |
---|---|
bin | 10110101001101… |
… | …00100010000101 |
3 | 111020112101012012 |
4 | 23110310202011 |
5 | 342120214204 |
6 | 30504304005 |
7 | 4465015343 |
oct | 1324644205 |
9 | 436471165 |
10 | 190007429 |
11 | 98288437 |
12 | 53772005 |
13 | 30498c41 |
14 | 1b340993 |
15 | 11a3376e |
hex | b534885 |
190007429 has 8 divisors (see below), whose sum is σ = 200136000. Its totient is φ = 179891712.
The previous prime is 190007381. The next prime is 190007437. The reversal of 190007429 is 924700091.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-190007429 is a prime.
It is a super-2 number, since 2×1900074292 = 72205646150380082, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 190007395 and 190007404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190001429) 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, 49232 + ... + 52950.
It is an arithmetic number, because the mean of its divisors is an integer number (25017000).
Almost surely, 2190007429 is an apocalyptic number.
190007429 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
190007429 is a deficient number, since it is larger than the sum of its proper divisors (10128571).
190007429 is a wasteful number, since it uses less digits than its factorization.
190007429 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6427.
The product of its (nonzero) digits is 4536, while the sum is 32.
The square root of 190007429 is about 13784.3182276092. The cubic root of 190007429 is about 574.8972005260.
The spelling of 190007429 in words is "one hundred ninety million, seven thousand, four hundred twenty-nine".
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