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2025351240 = 2335112139487
BaseRepresentation
bin111100010111000…
…0110100001001000
312020011001111120220
41320232012201020
513121442214430
6532550150040
7101122126053
oct17056064110
95204044526
102025351240
1194a292400
12486352320
132637b23b3
14152db7a9a
15bcc1e110
hex78b86848

2025351240 has 96 divisors (see below), whose sum is σ = 6678685440. Its totient is φ = 490990720.

The previous prime is 2025351239. The next prime is 2025351259. The reversal of 2025351240 is 421535202.

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 2025351240.

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 23 ways as a sum of consecutive naturals, for example, 55224 + ... + 84263.

It is an arithmetic number, because the mean of its divisors is an integer number (69569640).

Almost surely, 22025351240 is an apocalyptic number.

2025351240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2025351240 is an abundant number, since it is smaller than the sum of its proper divisors (4653334200).

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

2025351240 is a wasteful number, since it uses less digits than its factorization.

2025351240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139523 (or 139508 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2025351240 is about 45003.9024974502. The cubic root of 2025351240 is about 1265.2221412027. Note that the first 3 decimals are identical.

Adding to 2025351240 its reverse (421535202), we get a palindrome (2446886442).

The spelling of 2025351240 in words is "two billion, twenty-five million, three hundred fifty-one thousand, two hundred forty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 44 55 60 66 88 110 120 121 132 165 220 242 264 330 363 440 484 605 660 726 968 1210 1320 1452 1815 2420 2904 3630 4840 7260 14520 139487 278974 418461 557948 697435 836922 1115896 1394870 1534357 1673844 2092305 2789740 3068714 3347688 4184610 4603071 5579480 6137428 7671785 8369220 9206142 12274856 15343570 16738440 16877927 18412284 23015355 30687140 33755854 36824568 46030710 50633781 61374280 67511708 84389635 92061420 101267562 135023416 168779270 184122840 202535124 253168905 337558540 405070248 506337810 675117080 1012675620 2025351240