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148404201 = 31122271801
BaseRepresentation
bin10001101100001…
…11011111101001
3101100020201021220
420312013133221
5300442413301
622420452253
73451262211
oct1066073751
9340221256
10148404201
1176852300
124184a089
132499074a
14159d1241
15d066936
hex8d877e9

148404201 has 24 divisors (see below), whose sum is σ = 218575392. Its totient is φ = 89496000.

The previous prime is 148404167. The next prime is 148404227. The reversal of 148404201 is 102404841.

It is not a de Polignac number, because 148404201 - 214 = 148387817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (148404241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81501 + ... + 83301.

It is an arithmetic number, because the mean of its divisors is an integer number (9107308).

Almost surely, 2148404201 is an apocalyptic number.

148404201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

148404201 is a deficient number, since it is larger than the sum of its proper divisors (70171191).

148404201 is a wasteful number, since it uses less digits than its factorization.

148404201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2053 (or 2042 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 148404201 is about 12182.1262922365. The cubic root of 148404201 is about 529.4383524563.

The spelling of 148404201 in words is "one hundred forty-eight million, four hundred four thousand, two hundred one".

Divisors: 1 3 11 33 121 227 363 681 1801 2497 5403 7491 19811 27467 59433 82401 217921 408827 653763 1226481 4497097 13491291 49468067 148404201