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48043220 = 2252402161
BaseRepresentation
bin1011011101000…
…1010011010100
310100101211220112
42313101103110
544244340340
64433422152
71122234461
oct267212324
9110354815
1048043220
1125134645
121410a958
139c51854
146548668
154340065
hex2dd14d4

48043220 has 12 divisors (see below), whose sum is σ = 100890804. Its totient is φ = 19217280.

The previous prime is 48043213. The next prime is 48043231. The reversal of 48043220 is 2234084.

48043220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 34880836 + 13162384 = 5906^2 + 3628^2 .

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1201061 + ... + 1201100.

It is an arithmetic number, because the mean of its divisors is an integer number (8407567).

Almost surely, 248043220 is an apocalyptic number.

It is an amenable number.

48043220 is an abundant number, since it is smaller than the sum of its proper divisors (52847584).

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

48043220 is a wasteful number, since it uses less digits than its factorization.

48043220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2402170 (or 2402168 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 48043220 is about 6931.3216632905. The cubic root of 48043220 is about 363.5331635555.

The spelling of 48043220 in words is "forty-eight million, forty-three thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 2402161 4804322 9608644 12010805 24021610 48043220