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55482297 = 3132415903
BaseRepresentation
bin1101001110100…
…1011110111001
310212101210101220
43103221132321
5103200413142
65301102253
71242406653
oct323513671
9125353356
1055482297
1129355742
12166b7989
13b657880
1475236d3
154d0e2ec
hex34e97b9

55482297 has 16 divisors (see below), whose sum is σ = 80011008. Its totient is φ = 33995520.

The previous prime is 55482293. The next prime is 55482319. The reversal of 55482297 is 79228455.

It is not a de Polignac number, because 55482297 - 22 = 55482293 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55482293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6448 + ... + 12350.

It is an arithmetic number, because the mean of its divisors is an integer number (5000688).

Almost surely, 255482297 is an apocalyptic number.

It is an amenable number.

55482297 is a deficient number, since it is larger than the sum of its proper divisors (24528711).

55482297 is a wasteful number, since it uses less digits than its factorization.

55482297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6160.

The product of its digits is 201600, while the sum is 42.

The square root of 55482297 is about 7448.6439705493. The cubic root of 55482297 is about 381.4036201849.

The spelling of 55482297 in words is "fifty-five million, four hundred eighty-two thousand, two hundred ninety-seven".

Divisors: 1 3 13 39 241 723 3133 5903 9399 17709 76739 230217 1422623 4267869 18494099 55482297