Base | Representation |
---|---|
bin | 1011000100010110101… |
… | …1100110000110100101 |
3 | 200011210201021210002100 |
4 | 2301011223212012211 |
5 | 11103410242222224 |
6 | 223204055202313 |
7 | 16511015035605 |
oct | 2610553460645 |
9 | 604721253070 |
10 | 190147617189 |
11 | 73706411172 |
12 | 30a28076399 |
13 | 14c140a816a |
14 | 92bb7c6c05 |
15 | 4e2d524ac9 |
hex | 2c45ae61a5 |
190147617189 has 12 divisors (see below), whose sum is σ = 276192072000. Its totient is φ = 126056892264.
The previous prime is 190147617173. The next prime is 190147617197. The reversal of 190147617189 is 981716741091.
190147617189 is a `hidden beast` number, since 1 + 9 + 0 + 1 + 4 + 7 + 617 + 18 + 9 = 666.
It is not a de Polignac number, because 190147617189 - 24 = 190147617173 is a prime.
It is a super-2 number, since 2×1901476171892 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190147617109) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59013789 + ... + 59017010.
It is an arithmetic number, because the mean of its divisors is an integer number (23016006000).
Almost surely, 2190147617189 is an apocalyptic number.
It is an amenable number.
190147617189 is a deficient number, since it is larger than the sum of its proper divisors (86044454811).
190147617189 is a wasteful number, since it uses less digits than its factorization.
190147617189 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118030984 (or 118030981 counting only the distinct ones).
The product of its (nonzero) digits is 762048, while the sum is 54.
The spelling of 190147617189 in words is "one hundred ninety billion, one hundred forty-seven million, six hundred seventeen thousand, one hundred eighty-nine".
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