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2061037957 = 11656328549
BaseRepresentation
bin111101011011000…
…1111000110000101
312022122012120120011
41322312033012011
513210111203312
6540303110221
7102034351006
oct17266170605
95278176504
102061037957
11968447360
124962a2371
1326acc88b4
14157a271ad
15c0e1cda7
hex7ad8f185

2061037957 has 8 divisors (see below), whose sum is σ = 2248826400. Its totient is φ = 1873319760.

The previous prime is 2061037933. The next prime is 2061037963. The reversal of 2061037957 is 7597301602.

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 2061037957 - 211 = 2061035909 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 (2061037907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57919 + ... + 86467.

It is an arithmetic number, because the mean of its divisors is an integer number (281103300).

Almost surely, 22061037957 is an apocalyptic number.

It is an amenable number.

2061037957 is a deficient number, since it is larger than the sum of its proper divisors (187788443).

2061037957 is a wasteful number, since it uses less digits than its factorization.

2061037957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35123.

The product of its (nonzero) digits is 79380, while the sum is 40.

The square root of 2061037957 is about 45398.6558942002. The cubic root of 2061037957 is about 1272.6099954965.

The spelling of 2061037957 in words is "two billion, sixty-one million, thirty-seven thousand, nine hundred fifty-seven".

Divisors: 1 11 6563 28549 72193 314039 187367087 2061037957