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48423240 = 23325314339
BaseRepresentation
bin1011100010111…
…0000101001000
310101010011012100
42320232011020
544344020430
64445513400
71125406425
oct270560510
9111104170
1048423240
1125374108
1214272860
13a055808
146606d4c
1543b7960
hex2e2e148

48423240 has 96 divisors (see below), whose sum is σ = 162489600. Its totient is φ = 12493440.

The previous prime is 48423239. The next prime is 48423251. The reversal of 48423240 is 4232484.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8991 + ... + 13329.

It is an arithmetic number, because the mean of its divisors is an integer number (1692600).

Almost surely, 248423240 is an apocalyptic number.

48423240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48423240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81244800).

48423240 is an abundant number, since it is smaller than the sum of its proper divisors (114066360).

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

48423240 is a wasteful number, since it uses less digits than its factorization.

48423240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4387 (or 4380 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 48423240 is about 6958.6809094828. The cubic root of 48423240 is about 364.4891583988.

The spelling of 48423240 in words is "forty-eight million, four hundred twenty-three thousand, two hundred forty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 31 36 40 45 60 62 72 90 93 120 124 155 180 186 248 279 310 360 372 465 558 620 744 930 1116 1240 1395 1860 2232 2790 3720 4339 5580 8678 11160 13017 17356 21695 26034 34712 39051 43390 52068 65085 78102 86780 104136 130170 134509 156204 173560 195255 260340 269018 312408 390510 403527 520680 538036 672545 781020 807054 1076072 1210581 1345090 1562040 1614108 2017635 2421162 2690180 3228216 4035270 4842324 5380360 6052905 8070540 9684648 12105810 16141080 24211620 48423240