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10211401144 = 237182346449
BaseRepresentation
bin10011000001010010…
…11001110110111000
3222100122112220222101
421200221121312320
5131403104314034
64405133433144
7511022322550
oct114051316670
928318486871
1010211401144
1143700848aa
121b8b93b7b4
13c69736cc9
146cc272160
153eb71a514
hex260a59db8

10211401144 has 16 divisors (see below), whose sum is σ = 21881574000. Its totient is φ = 4376314752.

The previous prime is 10211401139. The next prime is 10211401153. The reversal of 10211401144 is 44110411201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91173169 + ... + 91173280.

It is an arithmetic number, because the mean of its divisors is an integer number (1367598375).

Almost surely, 210211401144 is an apocalyptic number.

10211401144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

10211401144 is an abundant number, since it is smaller than the sum of its proper divisors (11670172856).

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

10211401144 is a wasteful number, since it uses less digits than its factorization.

10211401144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182346462 (or 182346458 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10211401144 its reverse (44110411201), we get a palindrome (54321812345).

The spelling of 10211401144 in words is "ten billion, two hundred eleven million, four hundred one thousand, one hundred forty-four".

Divisors: 1 2 4 7 8 14 28 56 182346449 364692898 729385796 1276425143 1458771592 2552850286 5105700572 10211401144