Search a number
-
+
1030631274 = 232478311971
BaseRepresentation
bin111101011011100…
…010111101101010
32122211022111022200
4331123202331222
54102320200044
6250134001030
734353135621
oct7533427552
92584274280
101030631274
11489845592
122491a6176
131356a35ba
149ac426b8
1560732369
hex3d6e2f6a

1030631274 has 24 divisors (see below), whose sum is σ = 2233687872. Its totient is φ = 343443240.

The previous prime is 1030631237. The next prime is 1030631281. The reversal of 1030631274 is 4721360301.

1030631274 is a `hidden beast` number, since 1 + 0 + 3 + 0 + 631 + 27 + 4 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80109 + ... + 92079.

It is an arithmetic number, because the mean of its divisors is an integer number (93070328).

Almost surely, 21030631274 is an apocalyptic number.

1030631274 is an abundant number, since it is smaller than the sum of its proper divisors (1203056598).

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

1030631274 is a wasteful number, since it uses less digits than its factorization.

1030631274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16762 (or 16759 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 1030631274 is about 32103.4464504981. The cubic root of 1030631274 is about 1010.1079105693.

Adding to 1030631274 its reverse (4721360301), we get a palindrome (5751991575).

The spelling of 1030631274 in words is "one billion, thirty million, six hundred thirty-one thousand, two hundred seventy-four".

Divisors: 1 2 3 6 9 18 4783 9566 11971 14349 23942 28698 35913 43047 71826 86094 107739 215478 57257293 114514586 171771879 343543758 515315637 1030631274