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250032432502420 = 22512501621625121
BaseRepresentation
bin111000110110011100110110…
…010100100101011010010100
31012210021212102010021011002121
4320312130312110211122110
5230233012410210034140
62243435151435545324
7103444150522541401
oct7066346624453224
91183255363234077
10250032432502420
11727391828a7547
1224061b638bb244
13a968c5a002899
1445a58c47572a8
151dd8db616e64a
hexe36736525694

250032432502420 has 12 divisors (see below), whose sum is σ = 525068108255124. Its totient is φ = 100012973000960.

The previous prime is 250032432502381. The next prime is 250032432502421. The reversal of 250032432502420 is 24205234230052.

250032432502420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 58574623400836 + 191457809101584 = 7653406^2 + 13836828^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250032432502421) 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, 6250810812541 + ... + 6250810812580.

It is an arithmetic number, because the mean of its divisors is an integer number (43755675687927).

Almost surely, 2250032432502420 is an apocalyptic number.

250032432502420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

250032432502420 is an abundant number, since it is smaller than the sum of its proper divisors (275035675752704).

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

250032432502420 is a wasteful number, since it uses less digits than its factorization.

250032432502420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12501621625130 (or 12501621625128 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 34.

Adding to 250032432502420 its reverse (24205234230052), we get a palindrome (274237666732472).

The spelling of 250032432502420 in words is "two hundred fifty trillion, thirty-two billion, four hundred thirty-two million, five hundred two thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 12501621625121 25003243250242 50006486500484 62508108125605 125016216251210 250032432502420