Search a number
-
+
1040214071 = 131719247729
BaseRepresentation
bin111110000000000…
…110100000110111
32200111100100110002
4332000012200313
54112243322241
6251115221515
734530450041
oct7600064067
92614310402
101040214071
114941a0256
1225044789b
1313767a2b0
149c218a91
15614c689b
hex3e006837

1040214071 has 16 divisors (see below), whose sum is σ = 1248559200. Its totient is φ = 856147968.

The previous prime is 1040214067. The next prime is 1040214101. The reversal of 1040214071 is 1704120401.

It is not a de Polignac number, because 1040214071 - 22 = 1040214067 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040214271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119666 + ... + 128063.

It is an arithmetic number, because the mean of its divisors is an integer number (78034950).

Almost surely, 21040214071 is an apocalyptic number.

1040214071 is a deficient number, since it is larger than the sum of its proper divisors (208345129).

1040214071 is a wasteful number, since it uses less digits than its factorization.

1040214071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247778.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 1040214071 is about 32252.3498523751. The cubic root of 1040214071 is about 1013.2289144507.

Adding to 1040214071 its reverse (1704120401), we get a palindrome (2744334472).

The spelling of 1040214071 in words is "one billion, forty million, two hundred fourteen thousand, seventy-one".

Divisors: 1 13 17 19 221 247 323 4199 247729 3220477 4211393 4706851 54748109 61189063 80016467 1040214071