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48780342 = 23213208463
BaseRepresentation
bin1011101000010…
…1010000110110
310101210022001100
42322011100312
544441432332
64501310530
71131424512
oct272052066
9111708040
1048780342
1125598436
1214405446
13a14c210
14669b142
15443867c
hex2e85436

48780342 has 24 divisors (see below), whose sum is σ = 113821344. Its totient is φ = 15009264.

The previous prime is 48780331. The next prime is 48780343. The reversal of 48780342 is 24308784.

It is a junction number, because it is equal to n+sod(n) for n = 48780297 and 48780306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48780343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103998 + ... + 104465.

It is an arithmetic number, because the mean of its divisors is an integer number (4742556).

Almost surely, 248780342 is an apocalyptic number.

48780342 is an abundant number, since it is smaller than the sum of its proper divisors (65041002).

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

48780342 is a wasteful number, since it uses less digits than its factorization.

48780342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208484 (or 208481 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 48780342 is about 6984.2925196472. The cubic root of 48780342 is about 365.3829520475.

The spelling of 48780342 in words is "forty-eight million, seven hundred eighty thousand, three hundred forty-two".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 208463 416926 625389 1250778 1876167 2710019 3752334 5420038 8130057 16260114 24390171 48780342