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35242157 = 251140407
BaseRepresentation
bin1000011001110…
…0000010101101
32110022111011002
42012130002231
533010222112
63255210045
7605360546
oct206340255
973274132
1035242157
1118990a55
12b976925
1373bc062
1449754cd
1531621c2
hex219c0ad

35242157 has 4 divisors (see below), whose sum is σ = 35382816. Its totient is φ = 35101500.

The previous prime is 35242147. The next prime is 35242183. The reversal of 35242157 is 75124253.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 35242157 - 212 = 35238061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35242127) by changing a digit.

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, 69953 + ... + 70454.

It is an arithmetic number, because the mean of its divisors is an integer number (8845704).

Almost surely, 235242157 is an apocalyptic number.

It is an amenable number.

35242157 is a deficient number, since it is larger than the sum of its proper divisors (140659).

35242157 is a wasteful number, since it uses less digits than its factorization.

35242157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140658.

The product of its digits is 8400, while the sum is 29.

The square root of 35242157 is about 5936.5105070235. The cubic root of 35242157 is about 327.8592898579.

The spelling of 35242157 in words is "thirty-five million, two hundred forty-two thousand, one hundred fifty-seven".

Divisors: 1 251 140407 35242157