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55245283 = 971015639
BaseRepresentation
bin1101001010111…
…1100111100011
310211221202021121
43102233213203
5103120322113
65252033111
71240401652
oct322574743
9124852247
1055245283
1129203665
1216602797
13b5a3a22
1474a1199
154cb3e8d
hex34af9e3

55245283 has 8 divisors (see below), whose sum is σ = 56377440. Its totient is φ = 54124800.

The previous prime is 55245271. The next prime is 55245341. The reversal of 55245283 is 38254255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-55245283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55245263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6978 + ... + 12616.

It is an arithmetic number, because the mean of its divisors is an integer number (7047180).

Almost surely, 255245283 is an apocalyptic number.

55245283 is a deficient number, since it is larger than the sum of its proper divisors (1132157).

55245283 is a wasteful number, since it uses less digits than its factorization.

55245283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5837.

The product of its digits is 48000, while the sum is 34.

The square root of 55245283 is about 7432.7170671296. The cubic root of 55245283 is about 380.8597408325.

The spelling of 55245283 in words is "fifty-five million, two hundred forty-five thousand, two hundred eighty-three".

Divisors: 1 97 101 5639 9797 546983 569539 55245283