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1012402441 = 19291837391
BaseRepresentation
bin111100010110000…
…000100100001001
32121120000101001201
4330112000210021
54033133334231
6244243144201
734042164421
oct7426004411
92546011051
101012402441
1147a524a36
12243075061
131319903cb
1498659481
155dd31161
hex3c580909

1012402441 has 8 divisors (see below), whose sum is σ = 1102435200. Its totient is φ = 926044560.

The previous prime is 1012402439. The next prime is 1012402481. The reversal of 1012402441 is 1442042101.

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 1012402441 - 21 = 1012402439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012402481) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 918145 + ... + 919246.

It is an arithmetic number, because the mean of its divisors is an integer number (137804400).

Almost surely, 21012402441 is an apocalyptic number.

It is an amenable number.

1012402441 is a deficient number, since it is larger than the sum of its proper divisors (90032759).

1012402441 is a wasteful number, since it uses less digits than its factorization.

1012402441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837439.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1012402441 is about 31818.2721246770. The cubic root of 1012402441 is about 1004.1171726260.

Adding to 1012402441 its reverse (1442042101), we get a palindrome (2454444542).

The spelling of 1012402441 in words is "one billion, twelve million, four hundred two thousand, four hundred forty-one".

Divisors: 1 19 29 551 1837391 34910429 53284339 1012402441