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145792077 = 3291675771
BaseRepresentation
bin10001011000010…
…01110001001101
3101011100000010120
420230021301031
5244310321302
622244455153
73420132534
oct1054116115
9334300116
10145792077
1175328822
12409aa4b9
1324287802
141551131b
15cbec9bc
hex8b09c4d

145792077 has 8 divisors (see below), whose sum is σ = 201092640. Its totient is φ = 93843120.

The previous prime is 145792069. The next prime is 145792079. The reversal of 145792077 is 770297541.

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

It is not a de Polignac number, because 145792077 - 23 = 145792069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145792079) 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, 837799 + ... + 837972.

It is an arithmetic number, because the mean of its divisors is an integer number (25136580).

Almost surely, 2145792077 is an apocalyptic number.

It is an amenable number.

145792077 is a deficient number, since it is larger than the sum of its proper divisors (55300563).

145792077 is a wasteful number, since it uses less digits than its factorization.

145792077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1675803.

The product of its (nonzero) digits is 123480, while the sum is 42.

The square root of 145792077 is about 12074.4389931789. The cubic root of 145792077 is about 526.3136589638.

The spelling of 145792077 in words is "one hundred forty-five million, seven hundred ninety-two thousand, seventy-seven".

Divisors: 1 3 29 87 1675771 5027313 48597359 145792077