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100019130 = 2353333971
BaseRepresentation
bin1011111011000…
…10101110111010
320222012111110020
411331202232322
5201101103010
613531431310
72323101651
oct575425672
9228174406
10100019130
1151504942
12295b5536
131794c423
14d3d8198
158baa470
hex5f62bba

100019130 has 16 divisors (see below), whose sum is σ = 240045984. Its totient is φ = 26671760.

The previous prime is 100019119. The next prime is 100019137. The reversal of 100019130 is 31910001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (100019137) 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, 1666956 + ... + 1667015.

It is an arithmetic number, because the mean of its divisors is an integer number (15002874).

Almost surely, 2100019130 is an apocalyptic number.

100019130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100019130 is an abundant number, since it is smaller than the sum of its proper divisors (140026854).

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

100019130 is a wasteful number, since it uses less digits than its factorization.

100019130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333981.

The product of its (nonzero) digits is 27, while the sum is 15.

The square root of 100019130 is about 10000.9564542598. The cubic root of 100019130 is about 464.1884793389.

Adding to 100019130 its reverse (31910001), we get a palindrome (131929131).

The spelling of 100019130 in words is "one hundred million, nineteen thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 3333971 6667942 10001913 16669855 20003826 33339710 50009565 100019130