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48423401 = 132349821
BaseRepresentation
bin1011100010111…
…0000111101001
310101010011102022
42320232013221
544344022101
64445514225
71125410045
oct270560751
9111104368
1048423401
1125374244
1214272975
13a055900
146607025
1543b7a1b
hex2e2e1e9

48423401 has 12 divisors (see below), whose sum is σ = 52649100. Its totient is φ = 44516160.

The previous prime is 48423377. The next prime is 48423409. The reversal of 48423401 is 10432484.

It can be written as a sum of positive squares in 6 ways, for example, as 6885376 + 41538025 = 2624^2 + 6445^2 .

It is a de Polignac number, because none of the positive numbers 2k-48423401 is a prime.

It is a super-3 number, since 3×484234013 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (48423409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58571 + ... + 59391.

It is an arithmetic number, because the mean of its divisors is an integer number (4387425).

Almost surely, 248423401 is an apocalyptic number.

It is an amenable number.

48423401 is a deficient number, since it is larger than the sum of its proper divisors (4225699).

48423401 is a wasteful number, since it uses less digits than its factorization.

48423401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196 (or 1183 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 48423401 is about 6958.6924777576. The cubic root of 48423401 is about 364.4895623556.

Adding to 48423401 its reverse (10432484), we get a palindrome (58855885).

The spelling of 48423401 in words is "forty-eight million, four hundred twenty-three thousand, four hundred one".

Divisors: 1 13 169 349 821 4537 10673 58981 138749 286529 3724877 48423401