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31441627148 = 22103283269663
BaseRepresentation
bin11101010010000100…
…010010100000001100
310000011012222011001012
4131102010102200030
51003343024032043
622235531104352
72162103264311
oct352204224014
9100135864035
1031441627148
1112374a84928
1261158a20b8
132c70c59c09
141743ab4d08
15c40492a18
hex75211280c

31441627148 has 24 divisors (see below), whose sum is σ = 55753571328. Its totient is φ = 15513115536.

The previous prime is 31441627099. The next prime is 31441627153. The reversal of 31441627148 is 84172614413.

It is a super-2 number, since 2×314416271482 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18236 + ... + 251427.

It is an arithmetic number, because the mean of its divisors is an integer number (2323065472).

Almost surely, 231441627148 is an apocalyptic number.

It is an amenable number.

31441627148 is a deficient number, since it is larger than the sum of its proper divisors (24311944180).

31441627148 is a wasteful number, since it uses less digits than its factorization.

31441627148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270053 (or 270051 counting only the distinct ones).

The product of its digits is 129024, while the sum is 41.

The spelling of 31441627148 in words is "thirty-one billion, four hundred forty-one million, six hundred twenty-seven thousand, one hundred forty-eight".

Divisors: 1 2 4 103 206 283 412 566 1132 29149 58298 116596 269663 539326 1078652 27775289 55550578 76314629 111101156 152629258 305258516 7860406787 15720813574 31441627148