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48798299487 = 372451973459
BaseRepresentation
bin101101011100100110…
…101111010101011111
311122221211121110102110
4231130212233111133
51244414331040422
634230112525103
73345160462500
oct553446572537
9148854543373
1048798299487
1119771405733
12955a550793
1347a8b01532
14250ccbaba7
15140912060c
hexb5c9af55f

48798299487 has 24 divisors (see below), whose sum is σ = 75704937600. Its totient is φ = 27878192496.

The previous prime is 48798299467. The next prime is 48798299491. The reversal of 48798299487 is 78499289784.

It is not a de Polignac number, because 48798299487 - 216 = 48798233951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48798299437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 627564 + ... + 701022.

It is an arithmetic number, because the mean of its divisors is an integer number (3154372400).

Almost surely, 248798299487 is an apocalyptic number.

48798299487 is a deficient number, since it is larger than the sum of its proper divisors (26906638113).

48798299487 is a wasteful number, since it uses less digits than its factorization.

48798299487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77995 (or 77988 counting only the distinct ones).

The product of its digits is 585252864, while the sum is 75.

The spelling of 48798299487 in words is "forty-eight billion, seven hundred ninety-eight million, two hundred ninety-nine thousand, four hundred eighty-seven".

Divisors: 1 3 7 21 49 147 4519 13557 31633 73459 94899 220377 221431 514213 664293 1542639 3599491 10798473 331961221 995883663 2323728547 6971185641 16266099829 48798299487