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48995940 = 22357116657
BaseRepresentation
bin1011101011100…
…1111001100100
310102012020210110
42322321321210
5100020332230
64510053020
71133313210
oct272717144
9112166713
1048995940
1125725414
12144aa170
13a1c63a6
146715940
15447c4b0
hex2eb9e64

48995940 has 48 divisors (see below), whose sum is σ = 156788352. Its totient is φ = 11198976.

The previous prime is 48995897. The next prime is 48995941. The reversal of 48995940 is 4959984.

It is a self number, because there is not a number n which added to its sum of digits gives 48995940.

It is not an unprimeable number, because it can be changed into a prime (48995941) 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, 57909 + ... + 58748.

It is an arithmetic number, because the mean of its divisors is an integer number (3266424).

Almost surely, 248995940 is an apocalyptic number.

It is an amenable number.

48995940 is an abundant number, since it is smaller than the sum of its proper divisors (107792412).

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

48995940 is a wasteful number, since it uses less digits than its factorization.

48995940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116676 (or 116674 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 48995940 is about 6999.7099939926. The cubic root of 48995940 is about 365.9204640693.

The spelling of 48995940 in words is "forty-eight million, nine hundred ninety-five thousand, nine hundred forty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 116657 233314 349971 466628 583285 699942 816599 1166570 1399884 1633198 1749855 2333140 2449797 3266396 3499710 4082995 4899594 6999420 8165990 9799188 12248985 16331980 24497970 48995940