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48147801 = 3132942571
BaseRepresentation
bin1011011110101…
…0110101011001
310100121011100220
42313222311121
544311212201
64435550253
71123151412
oct267526531
9110534326
1048147801
11251a6179
121415b389
139c8a330
146574809
154361036
hex2dead59

48147801 has 16 divisors (see below), whose sum is σ = 71520960. Its totient is φ = 28607040.

The previous prime is 48147773. The next prime is 48147821. The reversal of 48147801 is 10874184.

It is not a de Polignac number, because 48147801 - 29 = 48147289 is a prime.

It is a super-2 number, since 2×481478012 = 4636421482271202, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (48147821) 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, 20155 + ... + 22416.

It is an arithmetic number, because the mean of its divisors is an integer number (4470060).

Almost surely, 248147801 is an apocalyptic number.

It is an amenable number.

48147801 is a deficient number, since it is larger than the sum of its proper divisors (23373159).

48147801 is a wasteful number, since it uses less digits than its factorization.

48147801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42616.

The product of its (nonzero) digits is 7168, while the sum is 33.

The square root of 48147801 is about 6938.8616501556. The cubic root of 48147801 is about 363.7967533580.

The spelling of 48147801 in words is "forty-eight million, one hundred forty-seven thousand, eight hundred one".

Divisors: 1 3 13 29 39 87 377 1131 42571 127713 553423 1234559 1660269 3703677 16049267 48147801