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1024040120 = 23537691919
BaseRepresentation
bin111101000010011…
…001110010111000
32122100220121221212
4331002121302320
54044123240440
6245340422252
734243124465
oct7502316270
92570817855
101024040120
11486053554
12246b47988
131342064cc
149a00866c
155ed7e465
hex3d099cb8

1024040120 has 32 divisors (see below), whose sum is σ = 2366366400. Its totient is φ = 398544768.

The previous prime is 1024040113. The next prime is 1024040161. The reversal of 1024040120 is 210404201.

1024040120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10240401202 = 2097316334739228800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1024040095 and 1024040104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344480 + ... + 347439.

It is an arithmetic number, because the mean of its divisors is an integer number (73948950).

Almost surely, 21024040120 is an apocalyptic number.

1024040120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1024040120 is an abundant number, since it is smaller than the sum of its proper divisors (1342326280).

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

1024040120 is a wasteful number, since it uses less digits than its factorization.

1024040120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691967 (or 691963 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1024040120 is about 32000.6268688599. The cubic root of 1024040120 is about 1007.9500032941.

Adding to 1024040120 its reverse (210404201), we get a palindrome (1234444321).

The spelling of 1024040120 in words is "one billion, twenty-four million, forty thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 37 40 74 148 185 296 370 740 1480 691919 1383838 2767676 3459595 5535352 6919190 13838380 25601003 27676760 51202006 102404012 128005015 204808024 256010030 512020060 1024040120