Search a number
-
+
47520742470 = 2354547348367
BaseRepresentation
bin101100010000011101…
…001111110001000110
311112122210122211122220
4230100131033301012
51234310302224340
633455234233210
73301415434455
oct542035176106
9145583584586
1047520742470
1119176247193
129262725806
134634223936
14242b35cb9c
151381db4ed0
hexb1074fc46

47520742470 has 32 divisors (see below), whose sum is σ = 114075191808. Its totient is φ = 12669374688.

The previous prime is 47520742351. The next prime is 47520742483. The reversal of 47520742470 is 7424702574.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37774 + ... + 310593.

It is an arithmetic number, because the mean of its divisors is an integer number (3564849744).

Almost surely, 247520742470 is an apocalyptic number.

47520742470 is an abundant number, since it is smaller than the sum of its proper divisors (66554449338).

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

47520742470 is a wasteful number, since it uses less digits than its factorization.

47520742470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352924.

The product of its (nonzero) digits is 439040, while the sum is 42.

The spelling of 47520742470 in words is "forty-seven billion, five hundred twenty million, seven hundred forty-two thousand, four hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 4547 9094 13641 22735 27282 45470 68205 136410 348367 696734 1045101 1741835 2090202 3483670 5225505 10451010 1584024749 3168049498 4752074247 7920123745 9504148494 15840247490 23760371235 47520742470