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100561006124 = 2261412135271
BaseRepresentation
bin101110110100111100…
…1110010111000101100
3100121120021021101222022
41131221321302320230
53121422104143444
6114110323205312
710156665306605
oct1355171627054
9317507241868
10100561006124
1139714080327
12175a5816838
139637b04727
144c1d776dac
1529386039ee
hex1769e72e2c

100561006124 has 12 divisors (see below), whose sum is σ = 178866708048. Its totient is φ = 49456232400.

The previous prime is 100561006123. The next prime is 100561006159. The reversal of 100561006124 is 421600165001.

It is a super-2 number, since 2×1005610061242 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100561006093 and 100561006102.

It is not an unprimeable number, because it can be changed into a prime (100561006123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206067392 + ... + 206067879.

It is an arithmetic number, because the mean of its divisors is an integer number (14905559004).

Almost surely, 2100561006124 is an apocalyptic number.

It is an amenable number.

100561006124 is a deficient number, since it is larger than the sum of its proper divisors (78305701924).

100561006124 is a wasteful number, since it uses less digits than its factorization.

100561006124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412135336 (or 412135334 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The spelling of 100561006124 in words is "one hundred billion, five hundred sixty-one million, six thousand, one hundred twenty-four".

Divisors: 1 2 4 61 122 244 412135271 824270542 1648541084 25140251531 50280503062 100561006124