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48017140 = 2253177447
BaseRepresentation
bin1011011100101…
…0111011110100
310100100112010121
42313022323310
544243022030
64433101324
71122065443
oct267127364
9110315117
1048017140
1125116a96
12140b7844
139c42a12
14653cd5a
15433747a
hex2dcaef4

48017140 has 24 divisors (see below), whose sum is σ = 104090112. Its totient is φ = 18587040.

The previous prime is 48017131. The next prime is 48017141. The reversal of 48017140 is 4171084.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48017141) 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, 38104 + ... + 39343.

It is an arithmetic number, because the mean of its divisors is an integer number (4337088).

Almost surely, 248017140 is an apocalyptic number.

It is an amenable number.

48017140 is an abundant number, since it is smaller than the sum of its proper divisors (56072972).

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

48017140 is a wasteful number, since it uses less digits than its factorization.

48017140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77487 (or 77485 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 48017140 is about 6929.4400928214. The cubic root of 48017140 is about 363.4673709838.

The spelling of 48017140 in words is "forty-eight million, seventeen thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 77447 154894 309788 387235 774470 1548940 2400857 4801714 9603428 12004285 24008570 48017140