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48143048 = 23172315391
BaseRepresentation
bin1011011110100…
…1101011001000
310100120220211212
42313221223020
544311034143
64435512252
71123131512
oct267515310
9110526755
1048143048
11251a2648
1214158688
139c88115
146572bb2
15435e918
hex2de9ac8

48143048 has 32 divisors (see below), whose sum is σ = 99740160. Its totient is φ = 21669120.

The previous prime is 48143047. The next prime is 48143059. The reversal of 48143048 is 84034184.

It is not an unprimeable number, because it can be changed into a prime (48143047) 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, 4568 + ... + 10823.

It is an arithmetic number, because the mean of its divisors is an integer number (3116880).

Almost surely, 248143048 is an apocalyptic number.

It is an amenable number.

48143048 is an abundant number, since it is smaller than the sum of its proper divisors (51597112).

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

48143048 is a wasteful number, since it uses less digits than its factorization.

48143048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15437 (or 15433 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 48143048 is about 6938.5191503663. The cubic root of 48143048 is about 363.7847820056.

The spelling of 48143048 in words is "forty-eight million, one hundred forty-three thousand, forty-eight".

Divisors: 1 2 4 8 17 23 34 46 68 92 136 184 391 782 1564 3128 15391 30782 61564 123128 261647 353993 523294 707986 1046588 1415972 2093176 2831944 6017881 12035762 24071524 48143048