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55206514 = 21117219457
BaseRepresentation
bin1101001010011…
…0001001110010
310211212210002201
43102212021302
5103113102024
65251133414
71240150636
oct322461162
9124783081
1055206514
1129187520
12165a426a
13b58c19c
147490dc6
154ca7744
hex34a6272

55206514 has 48 divisors (see below), whose sum is σ = 101236320. Its totient is φ = 22325760.

The previous prime is 55206493. The next prime is 55206523. The reversal of 55206514 is 41560255.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120574 + ... + 121030.

It is an arithmetic number, because the mean of its divisors is an integer number (2109090).

Almost surely, 255206514 is an apocalyptic number.

55206514 is a deficient number, since it is larger than the sum of its proper divisors (46029806).

55206514 is a wasteful number, since it uses less digits than its factorization.

55206514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523 (or 506 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 55206514 is about 7430.1086129343. The cubic root of 55206514 is about 380.7706291122.

Adding to 55206514 its reverse (41560255), we get a palindrome (96766769).

The spelling of 55206514 in words is "fifty-five million, two hundred six thousand, five hundred fourteen".

Divisors: 1 2 11 17 19 22 34 38 187 209 289 323 374 418 457 578 646 914 3179 3553 5027 5491 6358 7106 7769 8683 10054 10982 15538 17366 60401 85459 95513 120802 132073 147611 170918 191026 264146 295222 1452803 1623721 2509387 2905606 3247442 5018774 27603257 55206514