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55546485 = 3513926641
BaseRepresentation
bin1101001111100…
…1001001110101
310212112001110020
43103321021311
5103204441420
65302315353
71243065051
oct323711165
9125461406
1055546485
1129399995
1216728b59
13b67ab57
14753cc61
154d23340
hex34f9275

55546485 has 16 divisors (see below), whose sum is σ = 89517120. Its totient is φ = 29410560.

The previous prime is 55546471. The next prime is 55546487. The reversal of 55546485 is 58464555.

It is not a de Polignac number, because 55546485 - 25 = 55546453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55546487) 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, 11236 + ... + 15405.

It is an arithmetic number, because the mean of its divisors is an integer number (5594820).

Almost surely, 255546485 is an apocalyptic number.

It is an amenable number.

55546485 is a deficient number, since it is larger than the sum of its proper divisors (33970635).

55546485 is a wasteful number, since it uses less digits than its factorization.

55546485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26788.

The product of its digits is 480000, while the sum is 42.

The square root of 55546485 is about 7452.9514287965. The cubic root of 55546485 is about 381.5506466659.

The spelling of 55546485 in words is "fifty-five million, five hundred forty-six thousand, four hundred eighty-five".

Divisors: 1 3 5 15 139 417 695 2085 26641 79923 133205 399615 3703099 11109297 18515495 55546485