Search a number
-
+
4931272 = 23616409
BaseRepresentation
bin10010110011111011001000
3100021112102201
4102303323020
52230300042
6253405544
756625613
oct22637310
910245381
104931272
112868a35
1217998b4
131038718
1492517a
156761b7
hex4b3ec8

4931272 has 8 divisors (see below), whose sum is σ = 9246150. Its totient is φ = 2465632.

The previous prime is 4931261. The next prime is 4931299. The reversal of 4931272 is 2721394.

It can be written as a sum of positive squares in only one way, i.e., 3663396 + 1267876 = 1914^2 + 1126^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 4931272.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308197 + ... + 308212.

Almost surely, 24931272 is an apocalyptic number.

It is an amenable number.

4931272 is a deficient number, since it is larger than the sum of its proper divisors (4314878).

4931272 is a wasteful number, since it uses less digits than its factorization.

4931272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616415 (or 616411 counting only the distinct ones).

The product of its digits is 3024, while the sum is 28.

The square root of 4931272 is about 2220.6467526376. The cubic root of 4931272 is about 170.2104889828.

The spelling of 4931272 in words is "four million, nine hundred thirty-one thousand, two hundred seventy-two".

Divisors: 1 2 4 8 616409 1232818 2465636 4931272