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1013124340 = 22550656217
BaseRepresentation
bin111100011000110…
…000110011110100
32121121101001022201
4330120300303310
54033324434330
6244310434244
734051262164
oct7430606364
92547331281
101013124340
1147a978348
12243362984
13131b83b77
14987a65a4
155de24eca
hex3c630cf4

1013124340 has 12 divisors (see below), whose sum is σ = 2127561156. Its totient is φ = 405249728.

The previous prime is 1013124293. The next prime is 1013124349. The reversal of 1013124340 is 434213101.

1013124340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 769951504 + 243172836 = 27748^2 + 15594^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013124349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25328089 + ... + 25328128.

It is an arithmetic number, because the mean of its divisors is an integer number (177296763).

Almost surely, 21013124340 is an apocalyptic number.

1013124340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013124340 is an abundant number, since it is smaller than the sum of its proper divisors (1114436816).

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

1013124340 is a wasteful number, since it uses less digits than its factorization.

1013124340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50656226 (or 50656224 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1013124340 is about 31829.6141981017. The cubic root of 1013124340 is about 1004.3557796366.

Adding to 1013124340 its reverse (434213101), we get a palindrome (1447337441).

The spelling of 1013124340 in words is "one billion, thirteen million, one hundred twenty-four thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 50656217 101312434 202624868 253281085 506562170 1013124340