Base | Representation |
---|---|
bin | 1001011001001001001… |
… | …1101011101001110110 |
3 | 120102112001011020111101 |
4 | 2112102103223221312 |
5 | 10120440304014110 |
6 | 202044233200314 |
7 | 14441600651503 |
oct | 2262223535166 |
9 | 512461136441 |
10 | 161368423030 |
11 | 624882a4691 |
12 | 27335b6009a |
13 | 122a89106a9 |
14 | 7b4b5664aa |
15 | 42e6b9613a |
hex | 25924eba76 |
161368423030 has 32 divisors (see below), whose sum is σ = 295097372640. Its totient is φ = 63524981760.
The previous prime is 161368423019. The next prime is 161368423091. The reversal of 161368423030 is 30324863161.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291061 + ... + 638320.
It is an arithmetic number, because the mean of its divisors is an integer number (9221792895).
Almost surely, 2161368423030 is an apocalyptic number.
161368423030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
161368423030 is a deficient number, since it is larger than the sum of its proper divisors (133728949610).
161368423030 is a wasteful number, since it uses less digits than its factorization.
161368423030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 929664.
The product of its (nonzero) digits is 62208, while the sum is 37.
The spelling of 161368423030 in words is "one hundred sixty-one billion, three hundred sixty-eight million, four hundred twenty-three thousand, thirty".
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