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4902948 = 2232136193
BaseRepresentation
bin10010101101000000100100
3100020002120200
4102231000210
52223343243
6253030500
756450211
oct22550044
910202520
104902948
112849726
121785430
13102886b
14918b08
1566cad3
hex4ad024

4902948 has 18 divisors (see below), whose sum is σ = 12393654. Its totient is φ = 1634304.

The previous prime is 4902941. The next prime is 4902949. The reversal of 4902948 is 8492094.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2965284 + 1937664 = 1722^2 + 1392^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 136193 = 4902948 / (4 + 9 + 0 + 2 + 9 + 4 + 8).

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (4902941) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 68061 + ... + 68132.

Almost surely, 24902948 is an apocalyptic number.

It is an amenable number.

4902948 is an abundant number, since it is smaller than the sum of its proper divisors (7490706).

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

4902948 is a wasteful number, since it uses less digits than its factorization.

4902948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136203 (or 136198 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 4902948 is about 2214.2601473178. The cubic root of 4902948 is about 169.8839808158.

The spelling of 4902948 in words is "four million, nine hundred two thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 136193 272386 408579 544772 817158 1225737 1634316 2451474 4902948