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148054197 = 3232145713
BaseRepresentation
bin10001101001100…
…10000010110101
3101022120221011210
420310302002311
5300400213242
622405152033
73445303614
oct1064620265
9338527153
10148054197
1176633345
12416bb619
132489a345
141593d87b
15cee7d9c
hex8d320b5

148054197 has 8 divisors (see below), whose sum is σ = 205988544. Its totient is φ = 94411328.

The previous prime is 148054111. The next prime is 148054229. The reversal of 148054197 is 791450841.

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 148054197 - 215 = 148021429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148054097) 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, 1072788 + ... + 1072925.

It is an arithmetic number, because the mean of its divisors is an integer number (25748568).

Almost surely, 2148054197 is an apocalyptic number.

It is an amenable number.

148054197 is a deficient number, since it is larger than the sum of its proper divisors (57934347).

148054197 is a wasteful number, since it uses less digits than its factorization.

148054197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145739.

The product of its (nonzero) digits is 40320, while the sum is 39.

The square root of 148054197 is about 12167.7523396887. The cubic root of 148054197 is about 529.0218067228.

The spelling of 148054197 in words is "one hundred forty-eight million, fifty-four thousand, one hundred ninety-seven".

Divisors: 1 3 23 69 2145713 6437139 49351399 148054197