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1075202157 = 31100332573
BaseRepresentation
bin100000000010110…
…0100100001101101
32202221011221002010
41000011210201231
54200222432112
6254405151433
735434032111
oct10005444155
92687157063
101075202157
11501a18327
122600bb579
131419aa7c3
14a2b25741
15645d863c
hex4016486d

1075202157 has 8 divisors (see below), whose sum is σ = 1433777184. Its totient is φ = 716714288.

The previous prime is 1075202099. The next prime is 1075202159. The reversal of 1075202157 is 7512025701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1075202157 - 28 = 1075201901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1075202159) 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 7 ways as a sum of consecutive naturals, for example, 16723 + ... + 49295.

It is an arithmetic number, because the mean of its divisors is an integer number (179222148).

Almost surely, 21075202157 is an apocalyptic number.

It is an amenable number.

1075202157 is a deficient number, since it is larger than the sum of its proper divisors (358575027).

1075202157 is a wasteful number, since it uses less digits than its factorization.

1075202157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43579.

The product of its (nonzero) digits is 4900, while the sum is 30.

The square root of 1075202157 is about 32790.2753419364. The cubic root of 1075202157 is about 1024.4640170613.

Adding to 1075202157 its reverse (7512025701), we get a palindrome (8587227858).

The spelling of 1075202157 in words is "one billion, seventy-five million, two hundred two thousand, one hundred fifty-seven".

Divisors: 1 3 11003 32573 33009 97719 358400719 1075202157