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1014402331 = 8958719417
BaseRepresentation
bin111100011101101…
…000110100011011
32121200202222101201
4330131220310123
54034141333311
6244354055031
734065164125
oct7435506433
92550688351
101014402331
11480670538
1224387a477
13132210787
1498a1a215
155e0c89c1
hex3c768d1b

1014402331 has 8 divisors (see below), whose sum is σ = 1027600560. Its totient is φ = 1001244288.

The previous prime is 1014402329. The next prime is 1014402341. The reversal of 1014402331 is 1332044101.

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 1014402331 - 21 = 1014402329 is a prime.

It is a super-2 number, since 2×10144023312 = 2058024178276467122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1014402299 and 1014402308.

It is not an unprimeable number, because it can be changed into a prime (1014402341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42535 + ... + 61951.

It is an arithmetic number, because the mean of its divisors is an integer number (128450070).

Almost surely, 21014402331 is an apocalyptic number.

1014402331 is a deficient number, since it is larger than the sum of its proper divisors (13198229).

1014402331 is an equidigital number, since it uses as much as digits as its factorization.

1014402331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20093.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1014402331 is about 31849.6833736224. The cubic root of 1014402331 is about 1004.7779121976. Note that the first 3 decimals are identical.

Adding to 1014402331 its reverse (1332044101), we get a palindrome (2346446432).

The spelling of 1014402331 in words is "one billion, fourteen million, four hundred two thousand, three hundred thirty-one".

Divisors: 1 89 587 19417 52243 1728113 11397779 1014402331