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100001054 = 2474192539
BaseRepresentation
bin1011111010111…
…10010100011110
320222011120122202
411331132110132
5201100013204
613531211502
72322665156
oct575362436
9228146582
10100001054
11514a22aa
12295a6b92
131794412a
14d3d1766
158ba4e1e
hex5f5e51e

100001054 has 16 divisors (see below), whose sum is σ = 153619200. Its totient is φ = 48800664.

The previous prime is 100001053. The next prime is 100001059. The reversal of 100001054 is 450100001.

It is a super-2 number, since 2×1000010542 = 20000421602221832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38117 + ... + 40655.

It is an arithmetic number, because the mean of its divisors is an integer number (9601200).

Almost surely, 2100001054 is an apocalyptic number.

100001054 is a deficient number, since it is larger than the sum of its proper divisors (53618146).

100001054 is a wasteful number, since it uses less digits than its factorization.

100001054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3007.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 100001054 is about 10000.0526998611. The cubic root of 100001054 is about 464.1605141004.

Adding to 100001054 its reverse (450100001), we get a palindrome (550101055).

The spelling of 100001054 in words is "one hundred million, one thousand, fifty-four".

Divisors: 1 2 47 94 419 838 2539 5078 19693 39386 119333 238666 1063841 2127682 50000527 100001054