Base | Representation |
---|---|
bin | 10010011110101… |
… | …10101100010110 |
3 | 101210200211112111 |
4 | 21033112230112 |
5 | 304141120204 |
6 | 23214341234 |
7 | 3561435340 |
oct | 1117265426 |
9 | 353624474 |
10 | 155020054 |
11 | 7a560952 |
12 | 43aba81a |
13 | 26168b57 |
14 | 16834290 |
15 | d921d04 |
hex | 93d6b16 |
155020054 has 8 divisors (see below), whose sum is σ = 265748688. Its totient is φ = 66437160.
The previous prime is 155020049. The next prime is 155020079. The reversal of 155020054 is 450020551.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5536417 + ... + 5536444.
It is an arithmetic number, because the mean of its divisors is an integer number (33218586).
Almost surely, 2155020054 is an apocalyptic number.
155020054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
155020054 is a deficient number, since it is larger than the sum of its proper divisors (110728634).
155020054 is a wasteful number, since it uses less digits than its factorization.
155020054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11072870.
The product of its (nonzero) digits is 1000, while the sum is 22.
The square root of 155020054 is about 12450.7049599611. The cubic root of 155020054 is about 537.1917008994.
The spelling of 155020054 in words is "one hundred fifty-five million, twenty thousand, fifty-four".
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