[go: up one dir, main page]

Search a number
-
+
2047953 = 31923161
BaseRepresentation
bin111110011111111010001
310212001021010
413303333101
51011013303
6111521133
723256465
oct7637721
93761233
102047953
111179726
128291a9
1356920b
143b44a5
152a6c03
hex1f3fd1

2047953 has 24 divisors (see below), whose sum is σ = 3023616. Its totient is φ = 1231200.

The previous prime is 2047937. The next prime is 2047957. The reversal of 2047953 is 3597402.

It is not a de Polignac number, because 2047953 - 24 = 2047937 is a prime.

It is a super-2 number, since 2×20479532 = 8388222980418, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2047953.

It is not an unprimeable number, because it can be changed into a prime (2047957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33543 + ... + 33603.

It is an arithmetic number, because the mean of its divisors is an integer number (125984).

22047953 is an apocalyptic number.

It is an amenable number.

2047953 is a deficient number, since it is larger than the sum of its proper divisors (975663).

2047953 is a wasteful number, since it uses less digits than its factorization.

2047953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133 (or 114 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 2047953 is about 1431.0670843814. The cubic root of 2047953 is about 126.9911126937.

The spelling of 2047953 in words is "two million, forty-seven thousand, nine hundred fifty-three".

Divisors: 1 3 19 31 57 61 93 183 361 589 1083 1159 1767 1891 3477 5673 11191 22021 33573 35929 66063 107787 682651 2047953