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48992455 = 529261191
BaseRepresentation
bin1011101011100…
…1000011000111
310102012002000101
42322321003013
5100020224310
64510024531
71133300101
oct272710307
9112162011
1048992455
1125722836
12144a8147
13a1c4925
146714571
15447b43a
hex2eb90c7

48992455 has 24 divisors (see below), whose sum is σ = 62210304. Its totient is φ = 37027200.

The previous prime is 48992399. The next prime is 48992473. The reversal of 48992455 is 55429984.

It is a de Polignac number, because none of the positive numbers 2k-48992455 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 256410 + ... + 256600.

It is an arithmetic number, because the mean of its divisors is an integer number (2592096).

Almost surely, 248992455 is an apocalyptic number.

48992455 is a deficient number, since it is larger than the sum of its proper divisors (13217849).

48992455 is a wasteful number, since it uses less digits than its factorization.

48992455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315 (or 286 counting only the distinct ones).

The product of its digits is 518400, while the sum is 46.

The square root of 48992455 is about 6999.4610506810. The cubic root of 48992455 is about 365.9117880915.

The spelling of 48992455 in words is "forty-eight million, nine hundred ninety-two thousand, four hundred fifty-five".

Divisors: 1 5 29 61 145 191 305 841 955 1769 4205 5539 8845 11651 27695 51301 58255 160631 256505 337879 803155 1689395 9798491 48992455