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48911253 = 343379157
BaseRepresentation
bin1011101010010…
…1001110010101
310102000221121220
42322211032111
5100010130003
64504200553
71132511256
oct272451625
9112027556
1048911253
1125677826
1214469159
13a196991
1466d2b2d
154462353
hex2ea5395

48911253 has 8 divisors (see below), whose sum is σ = 66731808. Its totient is φ = 31849104.

The previous prime is 48911251. The next prime is 48911267. The reversal of 48911253 is 35211984.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 48911253 - 21 = 48911251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48911251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189450 + ... + 189707.

It is an arithmetic number, because the mean of its divisors is an integer number (8341476).

Almost surely, 248911253 is an apocalyptic number.

48911253 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

48911253 is a deficient number, since it is larger than the sum of its proper divisors (17820555).

48911253 is a wasteful number, since it uses less digits than its factorization.

48911253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379203.

The product of its digits is 8640, while the sum is 33.

The square root of 48911253 is about 6993.6580556959. The cubic root of 48911253 is about 365.7095174913.

The spelling of 48911253 in words is "forty-eight million, nine hundred eleven thousand, two hundred fifty-three".

Divisors: 1 3 43 129 379157 1137471 16303751 48911253