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195036077 = 7113720051
BaseRepresentation
bin10111010000000…
…00001110101101
3111120222212012102
423220000032231
5344412123302
631204144445
74555531205
oct1350001655
9446885172
10195036077
11a0102545
1255398125
1331539a82
141bc8d405
15121c8702
hexba003ad

195036077 has 8 divisors (see below), whose sum is σ = 199236672. Its totient is φ = 190876000.

The previous prime is 195036001. The next prime is 195036091. The reversal of 195036077 is 770630591.

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 195036077 - 28 = 195035821 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 195036077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195036277) 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, 299 + ... + 19752.

It is an arithmetic number, because the mean of its divisors is an integer number (24904584).

Almost surely, 2195036077 is an apocalyptic number.

It is an amenable number.

195036077 is a deficient number, since it is larger than the sum of its proper divisors (4200595).

195036077 is a wasteful number, since it uses less digits than its factorization.

195036077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20259.

The product of its (nonzero) digits is 39690, while the sum is 38.

The square root of 195036077 is about 13965.5317478426. The cubic root of 195036077 is about 579.9247593639.

The spelling of 195036077 in words is "one hundred ninety-five million, thirty-six thousand, seventy-seven".

Divisors: 1 71 137 9727 20051 1423621 2746987 195036077