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140789948 = 22132707499
BaseRepresentation
bin10000110010001…
…00100010111100
3100210220212111112
420121010202330
5242020234243
621545341152
73326460215
oct1031044274
9323825445
10140789948
1172521632
123b1977b8
1323225a80
14149ac40c
15c560818
hex86448bc

140789948 has 12 divisors (see below), whose sum is σ = 265335000. Its totient is φ = 64979952.

The previous prime is 140789939. The next prime is 140789963. The reversal of 140789948 is 849987041.

It is a junction number, because it is equal to n+sod(n) for n = 140789896 and 140789905.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 1353698 + ... + 1353801.

It is an arithmetic number, because the mean of its divisors is an integer number (22111250).

Almost surely, 2140789948 is an apocalyptic number.

It is an amenable number.

140789948 is a deficient number, since it is larger than the sum of its proper divisors (124545052).

140789948 is a wasteful number, since it uses less digits than its factorization.

140789948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2707516 (or 2707514 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 50.

The square root of 140789948 is about 11865.4940057294. The cubic root of 140789948 is about 520.2241981948.

The spelling of 140789948 in words is "one hundred forty million, seven hundred eighty-nine thousand, nine hundred forty-eight".

Divisors: 1 2 4 13 26 52 2707499 5414998 10829996 35197487 70394974 140789948