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12050542132 = 227947979613
BaseRepresentation
bin10110011100100010…
…01010111000110100
31011002211012222010021
423032101022320310
5144134414322012
65311432534524
7604423626616
oct131621127064
934084188107
1012050542132
115124242732
122403851444
1311a077c905
14824616db6
154a7e06007
hex2ce44ae34

12050542132 has 24 divisors (see below), whose sum is σ = 21400243200. Its totient is φ = 5936507616.

The previous prime is 12050542103. The next prime is 12050542201. The reversal of 12050542132 is 23124505021.

It is a junction number, because it is equal to n+sod(n) for n = 12050542097 and 12050542106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111558 + ... + 191170.

It is an arithmetic number, because the mean of its divisors is an integer number (891676800).

Almost surely, 212050542132 is an apocalyptic number.

It is an amenable number.

12050542132 is a deficient number, since it is larger than the sum of its proper divisors (9349701068).

12050542132 is a wasteful number, since it uses less digits than its factorization.

12050542132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80175 (or 80173 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 12050542132 in words is "twelve billion, fifty million, five hundred forty-two thousand, one hundred thirty-two".

Divisors: 1 2 4 79 158 316 479 958 1916 37841 75682 79613 151364 159226 318452 6289427 12578854 25157708 38134627 76269254 152538508 3012635533 6025271066 12050542132