Search a number
-
+
48370840 = 23572232937
BaseRepresentation
bin1011100010000…
…1010010011000
310101000111022121
42320201102120
544340331330
64444431024
71125100600
oct270412230
9111014277
1048370840
1125338801
1214248474
13a0379cb
1465d1c00
1543a717a
hex2e21498

48370840 has 192 divisors, whose sum is σ = 140356800. Its totient is φ = 14902272.

The previous prime is 48370837. The next prime is 48370841. The reversal of 48370840 is 4807384.

It is a junction number, because it is equal to n+sod(n) for n = 48370796 and 48370805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48370841) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1307302 + ... + 1307338.

It is an arithmetic number, because the mean of its divisors is an integer number (731025).

Almost surely, 248370840 is an apocalyptic number.

48370840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48370840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70178400).

48370840 is an abundant number, since it is smaller than the sum of its proper divisors (91985960).

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

48370840 is a wasteful number, since it uses less digits than its factorization.

48370840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 48370840 is about 6954.9148089678. The cubic root of 48370840 is about 364.3576366660.

The spelling of 48370840 in words is "forty-eight million, three hundred seventy thousand, eight hundred forty".