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48805197 = 378926113
BaseRepresentation
bin1011101000101…
…1010101001101
310101211120010220
42322023111031
544443231242
64502021553
71131560130
oct272132515
9111746126
1048805197
1125605081
12144178b9
13a15a61c
1466a6217
154440bec
hex2e8b54d

48805197 has 16 divisors (see below), whose sum is σ = 75208320. Its totient is φ = 27574272.

The previous prime is 48805189. The next prime is 48805199. The reversal of 48805197 is 79150884.

It is not a de Polignac number, because 48805197 - 23 = 48805189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48805199) 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, 11188 + ... + 14925.

It is an arithmetic number, because the mean of its divisors is an integer number (4700520).

Almost surely, 248805197 is an apocalyptic number.

It is an amenable number.

48805197 is a deficient number, since it is larger than the sum of its proper divisors (26403123).

48805197 is a wasteful number, since it uses less digits than its factorization.

48805197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26212.

The product of its (nonzero) digits is 80640, while the sum is 42.

The square root of 48805197 is about 6986.0716429192. The cubic root of 48805197 is about 365.4449992500. Note that the first 3 decimals are identical.

The spelling of 48805197 in words is "forty-eight million, eight hundred five thousand, one hundred ninety-seven".

Divisors: 1 3 7 21 89 267 623 1869 26113 78339 182791 548373 2324057 6972171 16268399 48805197