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48878022 = 2319342209
BaseRepresentation
bin1011101001110…
…1000111000110
310101222021001010
42322131013012
5100003044042
64503343050
71132312344
oct272350706
9111867033
1048878022
1125654866
1214451a86
13a18480b
1466c4994
15445759c
hex2e9d1c6

48878022 has 16 divisors (see below), whose sum is σ = 98264880. Its totient is φ = 16207872.

The previous prime is 48878017. The next prime is 48878023. The reversal of 48878022 is 22087884.

It is a super-2 number, since 2×488780222 = 4778122069264968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48878023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19947 + ... + 22262.

It is an arithmetic number, because the mean of its divisors is an integer number (6141555).

Almost surely, 248878022 is an apocalyptic number.

48878022 is an abundant number, since it is smaller than the sum of its proper divisors (49386858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48878022 is a wasteful number, since it uses less digits than its factorization.

48878022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42407.

The product of its (nonzero) digits is 57344, while the sum is 39.

The square root of 48878022 is about 6991.2818567127. The cubic root of 48878022 is about 365.6266759803.

The spelling of 48878022 in words is "forty-eight million, eight hundred seventy-eight thousand, twenty-two".

Divisors: 1 2 3 6 193 386 579 1158 42209 84418 126627 253254 8146337 16292674 24439011 48878022