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381245831476 = 22134997060631
BaseRepresentation
bin1011000110001000000…
…01011011100100110100
31100110001200021220020121
411203010001123210310
522221242413101401
6451050353141324
736354425045566
oct5430401334464
91313050256217
10381245831476
1113775a372a74
1261a7a55a844
1329c4a0b3ac3
141464953b336
159db521cca1
hex58c405b934

381245831476 has 12 divisors (see below), whose sum is σ = 667229724000. Its totient is φ = 190608767480.

The previous prime is 381245831431. The next prime is 381245831569. The reversal of 381245831476 is 674138542183.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3476320 + ... + 3584311.

It is an arithmetic number, because the mean of its divisors is an integer number (55602477000).

Almost surely, 2381245831476 is an apocalyptic number.

It is an amenable number.

381245831476 is a deficient number, since it is larger than the sum of its proper divisors (285983892524).

381245831476 is a wasteful number, since it uses less digits than its factorization.

381245831476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7074134 (or 7074132 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 52.

The spelling of 381245831476 in words is "three hundred eighty-one billion, two hundred forty-five million, eight hundred thirty-one thousand, four hundred seventy-six".

Divisors: 1 2 4 13499 26998 53996 7060631 14121262 28242524 95311457869 190622915738 381245831476