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103124433100 = 225213547145021
BaseRepresentation
bin110000000001010110…
…0011111100011001100
3100212011220210222201011
41200002230133203030
53142144323324400
6115212534255004
710310343134623
oct1400254374314
9325156728634
10103124433100
113a80a065a17
1217ba01b7464
139955c10920
144dc3db86ba
152a386ac8ba
hex1802b1f8cc

103124433100 has 72 divisors (see below), whose sum is σ = 241436106128. Its totient is φ = 38006841600.

The previous prime is 103124433089. The next prime is 103124433101. The reversal of 103124433100 is 1334421301.

It is a super-2 number, since 2×1031244331002 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103124433101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 638590 + ... + 783610.

Almost surely, 2103124433100 is an apocalyptic number.

103124433100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103124433100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120718053064).

103124433100 is an abundant number, since it is smaller than the sum of its proper divisors (138311673028).

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

103124433100 is a wasteful number, since it uses less digits than its factorization.

103124433100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145595 (or 145588 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 103124433100 its reverse (1334421301), we get a palindrome (104458854401).

The spelling of 103124433100 in words is "one hundred three billion, one hundred twenty-four million, four hundred thirty-three thousand, one hundred".

Divisors: 1 2 4 5 10 13 20 25 26 50 52 65 100 130 260 325 547 650 1094 1300 2188 2735 5470 7111 10940 13675 14222 27350 28444 35555 54700 71110 142220 145021 177775 290042 355550 580084 711100 725105 1450210 1885273 2900420 3625525 3770546 7251050 7541092 9426365 14502100 18852730 37705460 47131825 79326487 94263650 158652974 188527300 317305948 396632435 793264870 1031244331 1586529740 1983162175 2062488662 3966324350 4124977324 5156221655 7932648700 10312443310 20624886620 25781108275 51562216550 103124433100