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948988952285 = 511127135860981
BaseRepresentation
bin11011100111101000010…
…01100011111011011101
310100201111200010201010112
431303310021203323131
5111022012132433120
62003543130415405
7125363555000213
oct15636411437335
93321450121115
10948988952285
11336511583820
12133b06591565
136b648c2123a
1433d07730cb3
1519a4325bbc5
hexdcf4263edd

948988952285 has 16 divisors (see below), whose sum is σ = 1252094810112. Its totient is φ = 684739339200.

The previous prime is 948988952281. The next prime is 948988952339. The reversal of 948988952285 is 582259889849.

It is not a de Polignac number, because 948988952285 - 22 = 948988952281 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (948988952281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67923506 + ... + 67937475.

It is an arithmetic number, because the mean of its divisors is an integer number (78255925632).

Almost surely, 2948988952285 is an apocalyptic number.

It is an amenable number.

948988952285 is a deficient number, since it is larger than the sum of its proper divisors (303105857827).

948988952285 is a wasteful number, since it uses less digits than its factorization.

948988952285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135861124.

The product of its digits is 1194393600, while the sum is 77.

The spelling of 948988952285 in words is "nine hundred forty-eight billion, nine hundred eighty-eight million, nine hundred fifty-two thousand, two hundred eighty-five".

Divisors: 1 5 11 55 127 635 1397 6985 135860981 679304905 1494470791 7472353955 17254344587 86271722935 189797790457 948988952285