Search a number
-
+
48912201 = 3313331421
BaseRepresentation
bin1011101010010…
…1011101001001
310102000222221000
42322211131021
5100010142301
64504205213
71132514112
oct272453511
9112028830
1048912201
1125678508
1214469809
13a197240
1466d3209
154462786
hex2ea5749

48912201 has 32 divisors (see below), whose sum is σ = 78458240. Its totient is φ = 29937600.

The previous prime is 48912181. The next prime is 48912209. The reversal of 48912201 is 10221984.

It is not a de Polignac number, because 48912201 - 25 = 48912169 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48912209) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115971 + ... + 116391.

It is an arithmetic number, because the mean of its divisors is an integer number (2451820).

Almost surely, 248912201 is an apocalyptic number.

It is an amenable number.

48912201 is a deficient number, since it is larger than the sum of its proper divisors (29546039).

48912201 is a wasteful number, since it uses less digits than its factorization.

48912201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774 (or 768 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 48912201 is about 6993.7258310574. The cubic root of 48912201 is about 365.7118802085.

The spelling of 48912201 in words is "forty-eight million, nine hundred twelve thousand, two hundred one".

Divisors: 1 3 9 13 27 39 117 331 351 421 993 1263 2979 3789 4303 5473 8937 11367 12909 16419 38727 49257 116181 139351 147771 418053 1254159 1811563 3762477 5434689 16304067 48912201