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47980208974 = 2671013545161
BaseRepresentation
bin101100101011110101…
…111110001101001110
311120211211020011012211
4230223311332031032
51241230413141344
634013010221034
73315665022115
oct545365761516
9146754204184
1047980208974
1119391639175
12937058477a
1346a84863c9
1424723a2c7c
1513ac3c3334
hexb2bd7e34e

47980208974 has 16 divisors (see below), whose sum is σ = 73767730896. Its totient is φ = 23398056000.

The previous prime is 47980208971. The next prime is 47980208999.

47980208974 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47980208971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1759047 + ... + 1786114.

It is an arithmetic number, because the mean of its divisors is an integer number (4610483181).

Almost surely, 247980208974 is an apocalyptic number.

47980208974 is a deficient number, since it is larger than the sum of its proper divisors (25787521922).

47980208974 is a wasteful number, since it uses less digits than its factorization.

47980208974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3545331.

The product of its (nonzero) digits is 8128512, while the sum is 58.

The spelling of 47980208974 in words is "forty-seven billion, nine hundred eighty million, two hundred eight thousand, nine hundred seventy-four".

Divisors: 1 2 67 101 134 202 6767 13534 3545161 7090322 237525787 358061261 475051574 716122522 23990104487 47980208974