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48140118 = 23213409503
BaseRepresentation
bin1011011110100…
…0111101010110
310100120202211100
42313220331112
544310440433
64435450530
71123120125
oct267507526
9110522740
1048140118
11251a0424
1214156a46
139c869a0
146571abc
15435db13
hex2de8f56

48140118 has 48 divisors (see below), whose sum is σ = 112825440. Its totient is φ = 14746752.

The previous prime is 48140111. The next prime is 48140119. The reversal of 48140118 is 81104184.

It is a super-2 number, since 2×481401182 = 4634941922107848, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 48140091 and 48140100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48140111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95455 + ... + 95957.

It is an arithmetic number, because the mean of its divisors is an integer number (2350530).

Almost surely, 248140118 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48140118, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56412720).

48140118 is an abundant number, since it is smaller than the sum of its proper divisors (64685322).

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

48140118 is a wasteful number, since it uses less digits than its factorization.

48140118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933 (or 930 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 27.

The square root of 48140118 is about 6938.3080070000. The cubic root of 48140118 is about 363.7774018398. Note that the first 3 decimals are identical.

The spelling of 48140118 in words is "forty-eight million, one hundred forty thousand, one hundred eighteen".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 409 503 818 1006 1227 1509 2454 3018 3681 4527 5317 6539 7362 9054 10634 13078 15951 19617 31902 39234 47853 58851 95706 117702 205727 411454 617181 1234362 1851543 2674451 3703086 5348902 8023353 16046706 24070059 48140118