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15010214320240 = 245275053682151
BaseRepresentation
bin1101101001101101011001…
…1111100001100001110000
31222010221222122101121110121
43122123112133201201300
53431411404331221430
651531333001540024
73106311050400646
oct332332637414160
958127878347417
1015010214320240
114867883739557
1218250b64a4614
1384b5c3439359
1439c6d92a7196
151b06b4259a7a
hexda6d67e1870

15010214320240 has 40 divisors (see below), whose sum is σ = 34898926334688. Its totient is φ = 6004055097600.

The previous prime is 15010214320193. The next prime is 15010214320267. The reversal of 15010214320240 is 4202341201051.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21663165 + ... + 22345315.

Almost surely, 215010214320240 is an apocalyptic number.

15010214320240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15010214320240 is an abundant number, since it is smaller than the sum of its proper divisors (19888712014448).

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

15010214320240 is a wasteful number, since it uses less digits than its factorization.

15010214320240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957217 (or 957211 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 15010214320240 its reverse (4202341201051), we get a palindrome (19212555521291).

The spelling of 15010214320240 in words is "fifteen trillion, ten billion, two hundred fourteen million, three hundred twenty thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 40 80 275053 550106 682151 1100212 1364302 1375265 2200424 2728604 2750530 3410755 4400848 5457208 5501060 6821510 10914416 11002120 13643020 22004240 27286040 54572080 187627679003 375255358006 750510716012 938138395015 1501021432024 1876276790030 3002042864048 3752553580060 7505107160120 15010214320240