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48145340 = 2252407267
BaseRepresentation
bin1011011110101…
…0001110111100
310100121000222202
42313222032330
544311122330
64435531032
71123141265
oct267521674
9110530882
1048145340
11251a4341
1214159a78
139c89189
14657396c
154360445
hex2dea3bc

48145340 has 12 divisors (see below), whose sum is σ = 101105256. Its totient is φ = 19258128.

The previous prime is 48145303. The next prime is 48145367. The reversal of 48145340 is 4354184.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1203614 + ... + 1203653.

It is an arithmetic number, because the mean of its divisors is an integer number (8425438).

Almost surely, 248145340 is an apocalyptic number.

It is an amenable number.

48145340 is an abundant number, since it is smaller than the sum of its proper divisors (52959916).

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

48145340 is a wasteful number, since it uses less digits than its factorization.

48145340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2407276 (or 2407274 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 48145340 is about 6938.6843133263. The cubic root of 48145340 is about 363.7905549505.

The spelling of 48145340 in words is "forty-eight million, one hundred forty-five thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 2407267 4814534 9629068 12036335 24072670 48145340