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47671000312 = 23132969154387
BaseRepresentation
bin101100011001011010…
…011011110011111000
311120001021101201200011
4230121122123303320
51240112234002222
633522202551304
73305221550125
oct543132336370
9146037351604
1047671000312
1119243045121
1292a4b08534
1346593b2cc0
1424432b374c
151390195c77
hexb1969bcf8

47671000312 has 32 divisors (see below), whose sum is σ = 96291795600. Its totient is φ = 21994447104.

The previous prime is 47671000309. The next prime is 47671000331. The reversal of 47671000312 is 21300017674.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231583 + ... + 385969.

Almost surely, 247671000312 is an apocalyptic number.

It is an amenable number.

47671000312 is an abundant number, since it is smaller than the sum of its proper divisors (48620795288).

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

47671000312 is a wasteful number, since it uses less digits than its factorization.

47671000312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157375 (or 157371 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 31.

Adding to 47671000312 its reverse (21300017674), we get a palindrome (68971017986).

The spelling of 47671000312 in words is "forty-seven billion, six hundred seventy-one million, three hundred twelve", and thus it is an aban number.

Divisors: 1 2 4 8 13 26 52 104 2969 5938 11876 23752 38597 77194 154387 154388 308774 308776 617548 1235096 2007031 4014062 8028124 16056248 458375003 916750006 1833500012 3667000024 5958875039 11917750078 23835500156 47671000312