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48972228560 = 2451633755539
BaseRepresentation
bin101101100110111110…
…001110011111010000
311200101221212222020222
4231212332032133100
51300243342303220
634255244452212
73352402034363
oct554676163720
9150357788228
1048972228560
1119850601172
1295a884a068
134805b5b048
1425280340da
151419529e25
hexb66f8e7d0

48972228560 has 40 divisors (see below), whose sum is σ = 114558992160. Its totient is φ = 19468708992.

The previous prime is 48972228527. The next prime is 48972228563. The reversal of 48972228560 is 6582227984.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48972228563) 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, 1864730 + ... + 1890809.

It is an arithmetic number, because the mean of its divisors is an integer number (2863974804).

Almost surely, 248972228560 is an apocalyptic number.

48972228560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48972228560 is an abundant number, since it is smaller than the sum of its proper divisors (65586763600).

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

48972228560 is a wasteful number, since it uses less digits than its factorization.

48972228560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3755715 (or 3755709 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 48972228560 in words is "forty-eight billion, nine hundred seventy-two million, two hundred twenty-eight thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 163 326 652 815 1304 1630 2608 3260 6520 13040 3755539 7511078 15022156 18777695 30044312 37555390 60088624 75110780 150221560 300443120 612152857 1224305714 2448611428 3060764285 4897222856 6121528570 9794445712 12243057140 24486114280 48972228560