Search a number
-
+
47924600480 = 255299528753
BaseRepresentation
bin101100101000100001…
…110101111010100000
311120200221120221200222
4230220201311322200
51241122144203410
634003302302212
73314421245201
oct545041657240
9146627527628
1047924600480
1119363207739
129355a27968
134699ab6283
142468c495a8
1513a758b955
hexb28875ea0

47924600480 has 24 divisors (see below), whose sum is σ = 113221869012. Its totient is φ = 19169840128.

The previous prime is 47924600461. The next prime is 47924600519. The reversal of 47924600480 is 8400642974.

It can be written as a sum of positive squares in 2 ways, for example, as 47686330384 + 238270096 = 218372^2 + 15436^2 .

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, 149764217 + ... + 149764536.

Almost surely, 247924600480 is an apocalyptic number.

47924600480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47924600480 is an abundant number, since it is smaller than the sum of its proper divisors (65297268532).

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

47924600480 is a wasteful number, since it uses less digits than its factorization.

47924600480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299528768 (or 299528760 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 47924600480 in words is "forty-seven billion, nine hundred twenty-four million, six hundred thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 299528753 599057506 1198115012 1497643765 2396230024 2995287530 4792460048 5990575060 9584920096 11981150120 23962300240 47924600480