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2150010512220 = 2235301871187051
BaseRepresentation
bin11111010010010110100…
…111001110001101011100
321121112112221002102220010
4133102112213032031130
5240211210142342340
64323411242523220
7311222156551134
oct37222647161534
97545487072803
102150010512220
117598a5979a1a
122a882a206510
1312798c05457c
14760bd7b9ac4
153add7986b80
hex1f4969ce35c

2150010512220 has 48 divisors (see below), whose sum is σ = 6020233930368. Its totient is φ = 573316660800.

The previous prime is 2150010512161. The next prime is 2150010512227. The reversal of 2150010512220 is 222150100512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150010512227) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1217695 + ... + 2404745.

It is an arithmetic number, because the mean of its divisors is an integer number (125421540216).

Almost surely, 22150010512220 is an apocalyptic number.

2150010512220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2150010512220 is an abundant number, since it is smaller than the sum of its proper divisors (3870223418148).

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

2150010512220 is a wasteful number, since it uses less digits than its factorization.

2150010512220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217250 (or 1217248 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 2150010512220 its reverse (222150100512), we get a palindrome (2372160612732).

The spelling of 2150010512220 in words is "two trillion, one hundred fifty billion, ten million, five hundred twelve thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 30187 60374 90561 120748 150935 181122 301870 362244 452805 603740 905610 1187051 1811220 2374102 3561153 4748204 5935255 7122306 11870510 14244612 17805765 23741020 35611530 71223060 35833508537 71667017074 107500525611 143334034148 179167542685 215001051222 358335085370 430002102444 537502628055 716670170740 1075005256110 2150010512220