Base | Representation |
---|---|
bin | 1101001001101… |
… | …0000000010010 |
3 | 10211210020211202 |
4 | 3102122000102 |
5 | 103110004004 |
6 | 5250111202 |
7 | 1236552602 |
oct | 322320022 |
9 | 124706752 |
10 | 55156754 |
11 | 291530a4 |
12 | 1657b502 |
13 | b572643 |
14 | 747ac02 |
15 | 4c97b1e |
hex | 349a012 |
55156754 has 4 divisors (see below), whose sum is σ = 82735134. Its totient is φ = 27578376.
The previous prime is 55156733. The next prime is 55156757. The reversal of 55156754 is 45765155.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45765155 = 5 ⋅9153031.
It can be written as a sum of positive squares in only one way, i.e., 50197225 + 4959529 = 7085^2 + 2227^2 .
It is not an unprimeable number, because it can be changed into a prime (55156757) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13789187 + ... + 13789190.
Almost surely, 255156754 is an apocalyptic number.
55156754 is a deficient number, since it is larger than the sum of its proper divisors (27578380).
55156754 is a wasteful number, since it uses less digits than its factorization.
55156754 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27578379.
The product of its digits is 105000, while the sum is 38.
The square root of 55156754 is about 7426.7593201880. The cubic root of 55156754 is about 380.6561930877.
The spelling of 55156754 in words is "fifty-five million, one hundred fifty-six thousand, seven hundred fifty-four".
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