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125252415141 = 3747612080363
BaseRepresentation
bin111010010100110100…
…0000010111010100101
3102222022001111221112120
41310221220002322211
54023004104241031
6133312401540153
712022604651040
oct1645150027245
9388261457476
10125252415141
11491347a5387
1220336944659
13ba71422a19
1460c2b51c57
1533d116ba96
hex1d29a02ea5

125252415141 has 32 divisors (see below), whose sum is σ = 198117224448. Its totient is φ = 68901589440.

The previous prime is 125252415139. The next prime is 125252415149. The reversal of 125252415141 is 141514252521.

It is not a de Polignac number, because 125252415141 - 21 = 125252415139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125252415149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 979975 + ... + 1100388.

It is an arithmetic number, because the mean of its divisors is an integer number (6191163264).

Almost surely, 2125252415141 is an apocalyptic number.

It is an amenable number.

125252415141 is a deficient number, since it is larger than the sum of its proper divisors (72864809307).

125252415141 is a wasteful number, since it uses less digits than its factorization.

125252415141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080481.

The product of its digits is 16000, while the sum is 33.

Adding to 125252415141 its reverse (141514252521), we get a palindrome (266766667662).

The spelling of 125252415141 in words is "one hundred twenty-five billion, two hundred fifty-two million, four hundred fifteen thousand, one hundred forty-one".

Divisors: 1 3 7 21 47 61 141 183 329 427 987 1281 2867 8601 20069 60207 2080363 6241089 14562541 43687623 97777061 126902143 293331183 380706429 684439427 888315001 2053318281 2664945003 5964400721 17893202163 41750805047 125252415141