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48434620 = 225131071741
BaseRepresentation
bin1011100011000…
…0110110111100
310101010201210211
42320300312330
544344401440
64450042204
71125454543
oct270606674
9111121724
1048434620
1125381713
1214279364
13a05aa50
14660b15a
1543baeea
hex2e30dbc

48434620 has 48 divisors (see below), whose sum is σ = 110623968. Its totient is φ = 17706240.

The previous prime is 48434597. The next prime is 48434621. The reversal of 48434620 is 2643484.

48434620 = T129 + T130 + ... + T663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48434621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26950 + ... + 28690.

It is an arithmetic number, because the mean of its divisors is an integer number (2304666).

Almost surely, 248434620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48434620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55311984).

48434620 is an abundant number, since it is smaller than the sum of its proper divisors (62189348).

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

48434620 is a wasteful number, since it uses less digits than its factorization.

48434620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870 (or 1868 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 48434620 is about 6959.4985451540. The cubic root of 48434620 is about 364.5177091645.

The spelling of 48434620 in words is "forty-eight million, four hundred thirty-four thousand, six hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 107 130 214 260 428 535 1070 1391 1741 2140 2782 3482 5564 6955 6964 8705 13910 17410 22633 27820 34820 45266 90532 113165 186287 226330 372574 452660 745148 931435 1862870 2421731 3725740 4843462 9686924 12108655 24217310 48434620