Base | Representation |
---|---|
bin | 1101001110101… |
… | …1111100110111 |
3 | 10212102022021100 |
4 | 3103223330313 |
5 | 103201224112 |
6 | 5301221143 |
7 | 1242451305 |
oct | 323537467 |
9 | 125368240 |
10 | 55492407 |
11 | 293622a3 |
12 | 167017b3 |
13 | b65c359 |
14 | 7527275 |
15 | 4d122dc |
hex | 34ebf37 |
55492407 has 12 divisors (see below), whose sum is σ = 84374680. Its totient is φ = 35047728.
The previous prime is 55492397. The next prime is 55492427. The reversal of 55492407 is 70429455.
It is not a de Polignac number, because 55492407 - 211 = 55490359 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55492427) 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, 162088 + ... + 162429.
Almost surely, 255492407 is an apocalyptic number.
55492407 is a gapful number since it is divisible by the number (57) formed by its first and last digit.
55492407 is a deficient number, since it is larger than the sum of its proper divisors (28882273).
55492407 is a wasteful number, since it uses less digits than its factorization.
55492407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 324542 (or 324539 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The square root of 55492407 is about 7449.3225866518. The cubic root of 55492407 is about 381.4267852701.
The spelling of 55492407 in words is "fifty-five million, four hundred ninety-two thousand, four hundred seven".
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