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48391100 = 22521925469
BaseRepresentation
bin1011100010011…
…0001110111100
310101001112002222
42320212032330
544342003400
64445104512
71125213632
oct270461674
9111045088
1048391100
1125351a4a
1214258138
13a043cb4
1465d9352
1543ad185
hex2e263bc

48391100 has 36 divisors (see below), whose sum is σ = 110539800. Its totient is φ = 18336960.

The previous prime is 48391097. The next prime is 48391127. The reversal of 48391100 is 119384.

It is a self number, because there is not a number n which added to its sum of digits gives 48391100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10835 + ... + 14634.

It is an arithmetic number, because the mean of its divisors is an integer number (3070550).

Almost surely, 248391100 is an apocalyptic number.

It is an amenable number.

48391100 is an abundant number, since it is smaller than the sum of its proper divisors (62148700).

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

48391100 is a wasteful number, since it uses less digits than its factorization.

48391100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25502 (or 25495 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 48391100 is about 6956.3711804360. The cubic root of 48391100 is about 364.4084996469.

The spelling of 48391100 in words is "forty-eight million, three hundred ninety-one thousand, one hundred".

Divisors: 1 2 4 5 10 19 20 25 38 50 76 95 100 190 380 475 950 1900 25469 50938 101876 127345 254690 483911 509380 636725 967822 1273450 1935644 2419555 2546900 4839110 9678220 12097775 24195550 48391100