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1401012324 = 223291142719
BaseRepresentation
bin101001110000001…
…1100000001100100
310121122020210121100
41103200130001210
510332124343244
6351004320100
746501260015
oct12340340144
93548223540
101401012324
11659920328
12331243030
1319434449a
14d40d700c
1582ee4b69
hex5381c064

1401012324 has 36 divisors (see below), whose sum is σ = 3545418240. Its totient is φ = 466480560.

The previous prime is 1401012299. The next prime is 1401012341. The reversal of 1401012324 is 4232101041.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1401012297 and 1401012306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11437 + ... + 54155.

It is an arithmetic number, because the mean of its divisors is an integer number (98483840).

Almost surely, 21401012324 is an apocalyptic number.

It is an amenable number.

1401012324 is an abundant number, since it is smaller than the sum of its proper divisors (2144405916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1401012324 is a wasteful number, since it uses less digits than its factorization.

1401012324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43640 (or 43635 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1401012324 is about 37430.0991716560. The cubic root of 1401012324 is about 1118.9585141800.

Adding to 1401012324 its reverse (4232101041), we get a palindrome (5633113365).

The spelling of 1401012324 in words is "one billion, four hundred one million, twelve thousand, three hundred twenty-four".

Divisors: 1 2 3 4 6 9 12 18 36 911 1822 2733 3644 5466 8199 10932 16398 32796 42719 85438 128157 170876 256314 384471 512628 768942 1537884 38917009 77834018 116751027 155668036 233502054 350253081 467004108 700506162 1401012324