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10244432040 = 2335427319979
BaseRepresentation
bin10011000101001110…
…11010000010101000
3222102221201001211220
421202213122002220
5131440033311130
64412313422040
7511603143543
oct114247320250
928387631756
1010244432040
114387795467
121b9aa0a920
13c7353070b
146d27cd85a
153ee592410
hex2629da0a8

10244432040 has 64 divisors (see below), whose sum is σ = 30742027200. Its totient is φ = 2731072512.

The previous prime is 10244432039. The next prime is 10244432069. The reversal of 10244432040 is 4023444201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 10244432040.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 502771 + ... + 522749.

It is an arithmetic number, because the mean of its divisors is an integer number (480344175).

Almost surely, 210244432040 is an apocalyptic number.

10244432040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10244432040 is an abundant number, since it is smaller than the sum of its proper divisors (20497595160).

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

10244432040 is a wasteful number, since it uses less digits than its factorization.

10244432040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24266 (or 24262 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 10244432040 its reverse (4023444201), we get a palindrome (14267876241).

The spelling of 10244432040 in words is "ten billion, two hundred forty-four million, four hundred thirty-two thousand, forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 4273 8546 12819 17092 19979 21365 25638 34184 39958 42730 51276 59937 64095 79916 85460 99895 102552 119874 128190 159832 170920 199790 239748 256380 299685 399580 479496 512760 599370 799160 1198740 2397480 85370267 170740534 256110801 341481068 426851335 512221602 682962136 853702670 1024443204 1280554005 1707405340 2048886408 2561108010 3414810680 5122216020 10244432040