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100112020030 = 25116431415411
BaseRepresentation
bin101110100111100100…
…1000011001000111110
3100120101222102112211201
41131033021003020332
53120012134120110
6113554004010114
710142604062341
oct1351711031076
9316358375751
10100112020030
1139503697440
121749b39093a
139595aa1399
144bb9ca0458
15290deb5b3a
hex174f24323e

100112020030 has 32 divisors (see below), whose sum is σ = 196889470848. Its totient is φ = 36347728800.

The previous prime is 100112020003. The next prime is 100112020079. The reversal of 100112020030 is 30020211001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 100112019989 and 100112020016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 636976 + ... + 778435.

It is an arithmetic number, because the mean of its divisors is an integer number (6152795964).

Almost surely, 2100112020030 is an apocalyptic number.

100112020030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100112020030 is a deficient number, since it is larger than the sum of its proper divisors (96777450818).

100112020030 is a wasteful number, since it uses less digits than its factorization.

100112020030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416072.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 100112020030 its reverse (30020211001), we get a palindrome (130132231031).

The spelling of 100112020030 in words is "one hundred billion, one hundred twelve million, twenty thousand, thirty".

Divisors: 1 2 5 10 11 22 55 110 643 1286 3215 6430 7073 14146 35365 70730 1415411 2830822 7077055 14154110 15569521 31139042 77847605 155695210 910109273 1820218546 4550546365 9101092730 10011202003 20022404006 50056010015 100112020030