Search a number
-
+
79841132 = 2272851469
BaseRepresentation
bin1001100001001…
…00011101101100
312120020100102222
410300210131230
5130414404012
611531134512
71656431660
oct460443554
9176210388
1079841132
1141082908
12228a4438
1313705c97
14a8648a0
157021972
hex4c2476c

79841132 has 12 divisors (see below), whose sum is σ = 159682320. Its totient is φ = 34217616.

The previous prime is 79841117. The next prime is 79841137. The reversal of 79841132 is 23114897.

79841132 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 79841092 and 79841101.

It is not an unprimeable number, because it can be changed into a prime (79841137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1425707 + ... + 1425762.

It is an arithmetic number, because the mean of its divisors is an integer number (13306860).

Almost surely, 279841132 is an apocalyptic number.

It is an amenable number.

79841132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

79841132 is a wasteful number, since it uses less digits than its factorization.

79841132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2851480 (or 2851478 counting only the distinct ones).

The product of its digits is 12096, while the sum is 35.

The square root of 79841132 is about 8935.3865053505. The cubic root of 79841132 is about 430.6015233841.

The spelling of 79841132 in words is "seventy-nine million, eight hundred forty-one thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 2851469 5702938 11405876 19960283 39920566 79841132