Base | Representation |
---|---|
bin | 100100001111… |
… | …1001011010110 |
3 | 1022202101221101 |
4 | 1020133023112 |
5 | 14331031240 |
6 | 1515140314 |
7 | 320341423 |
oct | 110371326 |
9 | 38671841 |
10 | 19002070 |
11 | a7a959a |
12 | 644469a |
13 | 3c24139 |
14 | 2748d4a |
15 | 1a0539a |
hex | 121f2d6 |
19002070 has 16 divisors (see below), whose sum is σ = 35307648. Its totient is φ = 7355520.
The previous prime is 19002059. The next prime is 19002083. The reversal of 19002070 is 7020091.
It is a super-2 number, since 2×190020702 = 722157328569800, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30339 + ... + 30958.
It is an arithmetic number, because the mean of its divisors is an integer number (2206728).
Almost surely, 219002070 is an apocalyptic number.
19002070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
19002070 is a deficient number, since it is larger than the sum of its proper divisors (16305578).
19002070 is a wasteful number, since it uses less digits than its factorization.
19002070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61335.
The product of its (nonzero) digits is 126, while the sum is 19.
The square root of 19002070 is about 4359.1363823583. The cubic root of 19002070 is about 266.8498550315.
The spelling of 19002070 in words is "nineteen million, two thousand, seventy".
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