Search a number
-
+
48980992 = 210311543
BaseRepresentation
bin1011101011011…
…0010000000000
310102011111021211
42322312100000
5100014342432
64505455504
71133221504
oct272662000
9112144254
1048980992
1125715165
12144a1594
13a1bc648
146710304
154477d47
hex2eb6400

48980992 has 44 divisors (see below), whose sum is σ = 101138176. Its totient is φ = 23685120.

The previous prime is 48980989. The next prime is 48981013. The reversal of 48980992 is 29908984.

It is a happy number.

It is a super-4 number, since 4×489809924 (a number of 32 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30973 + ... + 32515.

Almost surely, 248980992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48980992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50569088).

48980992 is an abundant number, since it is smaller than the sum of its proper divisors (52157184).

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

48980992 is a wasteful number, since it uses less digits than its factorization.

48980992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1594 (or 1576 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 49.

The square root of 48980992 is about 6998.6421540182. The cubic root of 48980992 is about 365.8832478194.

The spelling of 48980992 in words is "forty-eight million, nine hundred eighty thousand, nine hundred ninety-two".

Divisors: 1 2 4 8 16 31 32 62 64 124 128 248 256 496 512 992 1024 1543 1984 3086 3968 6172 7936 12344 15872 24688 31744 47833 49376 95666 98752 191332 197504 382664 395008 765328 790016 1530656 1580032 3061312 6122624 12245248 24490496 48980992