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139835353 = 71711310399
BaseRepresentation
bin10000101010110…
…11011111011001
3100202010101001011
420111123133121
5241244212403
621513053521
73315403150
oct1025333731
9322111034
10139835353
1171a2a409
123a9b72a1
1322c80418
1414800597
15c422a6d
hex855b7d9

139835353 has 16 divisors (see below), whose sum is σ = 170726400. Its totient is φ = 111799296.

The previous prime is 139835323. The next prime is 139835401. The reversal of 139835353 is 353538931.

It is a de Polignac number, because none of the positive numbers 2k-139835353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139835323) 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, 8248 + ... + 18646.

It is an arithmetic number, because the mean of its divisors is an integer number (10670400).

Almost surely, 2139835353 is an apocalyptic number.

It is an amenable number.

139835353 is a deficient number, since it is larger than the sum of its proper divisors (30891047).

139835353 is a wasteful number, since it uses less digits than its factorization.

139835353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10536.

The product of its digits is 145800, while the sum is 40.

The square root of 139835353 is about 11825.1999137435. The cubic root of 139835353 is about 519.0457759133.

The spelling of 139835353 in words is "one hundred thirty-nine million, eight hundred thirty-five thousand, three hundred fifty-three".

Divisors: 1 7 17 113 119 791 1921 10399 13447 72793 176783 1175087 1237481 8225609 19976479 139835353