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47032251925 = 523675126131
BaseRepresentation
bin101011110011010101…
…110011011000010101
311111101202110221121111
4223303111303120111
51232310224030200
633334544215021
73253334355001
oct536325633025
9144352427544
1047032251925
1118a45530a9a
12914700a471
134586c6b489
1423c2521701
1513540720ba
hexaf3573615

47032251925 has 12 divisors (see below), whose sum is σ = 58478913856. Its totient is φ = 37523271600.

The previous prime is 47032251859. The next prime is 47032251953. The reversal of 47032251925 is 52915223074.

It is not a de Polignac number, because 47032251925 - 217 = 47032120853 is a prime.

It is a super-2 number, since 2×470322519252 (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2553891 + ... + 2572240.

Almost surely, 247032251925 is an apocalyptic number.

It is an amenable number.

47032251925 is a deficient number, since it is larger than the sum of its proper divisors (11446661931).

47032251925 is a wasteful number, since it uses less digits than its factorization.

47032251925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5126508 (or 5126503 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

Adding to 47032251925 its reverse (52915223074), we get a palindrome (99947474999).

The spelling of 47032251925 in words is "forty-seven billion, thirty-two million, two hundred fifty-one thousand, nine hundred twenty-five".

Divisors: 1 5 25 367 1835 9175 5126131 25630655 128153275 1881290077 9406450385 47032251925