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48879300340 = 225131131663693
BaseRepresentation
bin101101100001011011…
…101110111011110100
311200011111000201201001
4231201123232323310
51300101100102330
634242125013044
73350163124543
oct554133567364
9150144021631
1048879300340
11198030aa892
1295816b4184
1347bc822330
14251996415a
1514112c09ca
hexb616eeef4

48879300340 has 48 divisors (see below), whose sum is σ = 111520736208. Its totient is φ = 17888016384.

The previous prime is 48879300319. The next prime is 48879300367. The reversal of 48879300340 is 4300397884.

It can be written as a sum of positive squares in 8 ways, for example, as 22157513316 + 26721787024 = 148854^2 + 163468^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 802467 + ... + 861226.

It is an arithmetic number, because the mean of its divisors is an integer number (2323348671).

Almost surely, 248879300340 is an apocalyptic number.

It is an amenable number.

48879300340 is an abundant number, since it is smaller than the sum of its proper divisors (62641435868).

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

48879300340 is a wasteful number, since it uses less digits than its factorization.

48879300340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663828 (or 1663826 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 48879300340 in words is "forty-eight billion, eight hundred seventy-nine million, three hundred thousand, three hundred forty".

Divisors: 1 2 4 5 10 13 20 26 52 65 113 130 226 260 452 565 1130 1469 2260 2938 5876 7345 14690 29380 1663693 3327386 6654772 8318465 16636930 21628009 33273860 43256018 86512036 108140045 187997309 216280090 375994618 432560180 751989236 939986545 1879973090 2443965017 3759946180 4887930034 9775860068 12219825085 24439650170 48879300340