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3873925396441 = 1921035912
BaseRepresentation
bin111000010111110111111…
…100100111011111011001
3111201100021112002020220201
4320113313330213133121
51001432244400141231
612123353505422201
7546611324363212
oct70276774473731
914640245066821
103873925396441
111263a16990a31
1252696193a961
132214042545b9
14d56db328409
156ab82a82161
hex385f7f277d9

3873925396441 has 9 divisors (see below), whose sum is σ = 4088586770613. Its totient is φ = 3669999157980.

The previous prime is 3873925396399. The next prime is 3873925396457. The reversal of 3873925396441 is 1446935293783.

The square root of 3873925396441 is 1968229.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 3873925396441 - 217 = 3873925265369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3873925396141) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 37344556 + ... + 37448146.

It is an arithmetic number, because the mean of its divisors is an integer number (454287418957).

Almost surely, 23873925396441 is an apocalyptic number.

3873925396441 is the 1968229-th square number.

3873925396441 is the 984115-th centered octagonal number.

It is an amenable number.

3873925396441 is a deficient number, since it is larger than the sum of its proper divisors (214661374172).

3873925396441 is an frugal number, since it uses more digits than its factorization.

3873925396441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207220 (or 103610 counting only the distinct ones).

The product of its digits is 117573120, while the sum is 64.

Multiplying 3873925396441 by its sum of digits (64), we get a square (247931225372224 = 157458322).

The spelling of 3873925396441 in words is "three trillion, eight hundred seventy-three billion, nine hundred twenty-five million, three hundred ninety-six thousand, four hundred forty-one".

Divisors: 1 19 361 103591 1968229 37396351 10731095281 203890810339 3873925396441