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12435228141 = 373803155707
BaseRepresentation
bin10111001010011001…
…01000010111101101
31012002122002001010020
423211030220113231
5200431404300031
65413534032353
7620104460310
oct134514502755
935078061106
1012435228141
1153013a8a56
1224b06486b9
13123238b97b
1485d752977
154cba92096
hex2e53285ed

12435228141 has 16 divisors (see below), whose sum is σ = 18954023424. Its totient is φ = 7103930544.

The previous prime is 12435228097. The next prime is 12435228149. The reversal of 12435228141 is 14182253421.

It is not a de Polignac number, because 12435228141 - 211 = 12435226093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12435228149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2010 + ... + 157716.

It is an arithmetic number, because the mean of its divisors is an integer number (1184626464).

Almost surely, 212435228141 is an apocalyptic number.

It is an amenable number.

12435228141 is a deficient number, since it is larger than the sum of its proper divisors (6518795283).

12435228141 is a wasteful number, since it uses less digits than its factorization.

12435228141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159520.

The product of its digits is 15360, while the sum is 33.

The spelling of 12435228141 in words is "twelve billion, four hundred thirty-five million, two hundred twenty-eight thousand, one hundred forty-one".

Divisors: 1 3 7 21 3803 11409 26621 79863 155707 467121 1089949 3269847 592153721 1776461163 4145076047 12435228141