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6910042031 = 137138136523
BaseRepresentation
bin1100110111101111…
…01101111110101111
3122211120110111122122
412123313231332233
5103122432321111
63101402103155
7333144250064
oct63367557657
918746414578
106910042031
112a265a1942
12140a1aaabb
1386179a189
14497a20c6b
152a6999cdb
hex19bdedfaf

6910042031 has 8 divisors (see below), whose sum is σ = 6965711184. Its totient is φ = 6854448960.

The previous prime is 6910042021. The next prime is 6910042033. The reversal of 6910042031 is 1302400196.

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 6910042031 - 210 = 6910041007 is a prime.

It is a super-2 number, since 2×69100420312 = 95497361740373209922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6910042033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170936 + ... + 207458.

It is an arithmetic number, because the mean of its divisors is an integer number (870713898).

Almost surely, 26910042031 is an apocalyptic number.

6910042031 is a deficient number, since it is larger than the sum of its proper divisors (55669153).

6910042031 is a wasteful number, since it uses less digits than its factorization.

6910042031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38041.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 6910042031 is about 83126.6625758547. The cubic root of 6910042031 is about 1904.7013795162.

The spelling of 6910042031 in words is "six billion, nine hundred ten million, forty-two thousand, thirty-one".

Divisors: 1 137 1381 36523 189197 5003651 50438263 6910042031