Search a number
-
+
1031014424 = 231114877879
BaseRepresentation
bin111101011101000…
…000100000011000
32122212000221220102
4331131000200120
54102414430144
6250150114532
734356322646
oct7535004030
92585027812
101031014424
11489a87440
1224934ba48
131357a8b0b
149ad02196
15607aab4e
hex3d740818

1031014424 has 32 divisors (see below), whose sum is σ = 2110579200. Its totient is φ = 468268320.

The previous prime is 1031014417. The next prime is 1031014427. The reversal of 1031014424 is 4244101301.

It is a junction number, because it is equal to n+sod(n) for n = 1031014396 and 1031014405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031014427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126917 + ... + 134795.

It is an arithmetic number, because the mean of its divisors is an integer number (65955600).

Almost surely, 21031014424 is an apocalyptic number.

It is an amenable number.

1031014424 is an abundant number, since it is smaller than the sum of its proper divisors (1079564776).

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

1031014424 is a wasteful number, since it uses less digits than its factorization.

1031014424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9383 (or 9379 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1031014424 is about 32109.4133238214. The cubic root of 1031014424 is about 1010.2330684557.

Adding to 1031014424 its reverse (4244101301), we get a palindrome (5275115725).

The spelling of 1031014424 in words is "one billion, thirty-one million, fourteen thousand, four hundred twenty-four".

Divisors: 1 2 4 8 11 22 44 88 1487 2974 5948 7879 11896 15758 16357 31516 32714 63032 65428 86669 130856 173338 346676 693352 11716073 23432146 46864292 93728584 128876803 257753606 515507212 1031014424