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10013001240 = 233511233110639
BaseRepresentation
bin10010101001101001…
…00100011000011000
3221211211020011110210
421110310210120120
5131001312014430
64333325211120
7503063051304
oct112464443030
927754204423
1010013001240
114279095040
121b35400aa0
13c375c0108
146adb88d04
153d90ca2b0
hex254d24618

10013001240 has 256 divisors, whose sum is σ = 35300966400. Its totient is φ = 2246745600.

The previous prime is 10013001239. The next prime is 10013001253. The reversal of 10013001240 is 4210031001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 935841 + ... + 946479.

It is an arithmetic number, because the mean of its divisors is an integer number (137894400).

Almost surely, 210013001240 is an apocalyptic number.

10013001240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10013001240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17650483200).

10013001240 is an abundant number, since it is smaller than the sum of its proper divisors (25287965160).

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

10013001240 is a wasteful number, since it uses less digits than its factorization.

10013001240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10718 (or 10714 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10013001240 its reverse (4210031001), we get a palindrome (14223032241).

The spelling of 10013001240 in words is "ten billion, thirteen million, one thousand, two hundred forty".