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48919395 = 35721931113
BaseRepresentation
bin1011101010011…
…1001101100011
310102001100210110
42322213031203
5100010410040
64504302403
71132544100
oct272471543
9112040713
1048919395
1125682958
1214471a03
13a19a5b5
1466d5aa7
154464980
hex2ea7363

48919395 has 96 divisors (see below), whose sum is σ = 99809280. Its totient is φ = 20321280.

The previous prime is 48919393. The next prime is 48919411. The reversal of 48919395 is 59391984.

It is not a de Polignac number, because 48919395 - 21 = 48919393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48919391) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 432859 + ... + 432971.

It is an arithmetic number, because the mean of its divisors is an integer number (1039680).

Almost surely, 248919395 is an apocalyptic number.

48919395 is an abundant number, since it is smaller than the sum of its proper divisors (50889885).

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

48919395 is a wasteful number, since it uses less digits than its factorization.

48919395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 178 counting only the distinct ones).

The product of its digits is 349920, while the sum is 48.

The square root of 48919395 is about 6994.2401302786. The cubic root of 48919395 is about 365.7298089477.

The spelling of 48919395 in words is "forty-eight million, nine hundred nineteen thousand, three hundred ninety-five".

Divisors: 1 3 5 7 15 19 21 31 35 49 57 93 95 105 113 133 147 155 217 245 285 339 399 465 565 589 651 665 735 791 931 1085 1519 1695 1767 1995 2147 2373 2793 2945 3255 3503 3955 4123 4557 4655 5537 6441 7595 8835 10509 10735 11865 12369 13965 15029 16611 17515 20615 22785 24521 27685 28861 32205 45087 52545 61845 66557 73563 75145 83055 86583 105203 122605 144305 171647 199671 225435 315609 332785 367815 432915 465899 514941 526015 858235 998355 1397697 1578045 2329495 2574705 3261293 6988485 9783879 16306465 48919395