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48999950980 = 22531340723197
BaseRepresentation
bin101101101000100111…
…111110101010000100
311200110220001102021021
4231220213332222010
51300322441412410
634302115000524
73353156465641
oct555047765204
9150426042237
1048999950980
1119865216462
1295b5b99144
13480b816446
14252b9acdc8
15141bba3eda
hexb689fea84

48999950980 has 48 divisors (see below), whose sum is σ = 106255005696. Its totient is φ = 18961338240.

The previous prime is 48999950971. The next prime is 48999951031. The reversal of 48999950980 is 8905999984.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2100742 + ... + 2123938.

It is an arithmetic number, because the mean of its divisors is an integer number (2213645952).

Almost surely, 248999950980 is an apocalyptic number.

It is an amenable number.

48999950980 is an abundant number, since it is smaller than the sum of its proper divisors (57255054716).

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

48999950980 is a wasteful number, since it uses less digits than its factorization.

48999950980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26644 (or 26642 counting only the distinct ones).

The product of its (nonzero) digits is 75582720, while the sum is 70.

The spelling of 48999950980 in words is "forty-eight billion, nine hundred ninety-nine million, nine hundred fifty thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 3407 6814 13628 17035 23197 34070 46394 68140 92788 105617 115985 211234 231970 422468 463940 528085 719107 1056170 1438214 2112340 2876428 3595535 7191070 14382140 79032179 158064358 316128716 395160895 790321790 1580643580 2449997549 4899995098 9799990196 12249987745 24499975490 48999950980