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1230010402 = 21380744543
BaseRepresentation
bin100100101010000…
…0111100000100010
310011201111000001211
41021110013200202
510004340313102
6322015220334
742323626105
oct11124074042
93151430054
101230010402
11581344025
122a3b176aa
13167aa110a
14b950273c
1572eb77d7
hex49507822

1230010402 has 8 divisors (see below), whose sum is σ = 1845190656. Its totient is φ = 614946852.

The previous prime is 1230010381. The next prime is 1230010433. The reversal of 1230010402 is 2040100321.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 5343 + ... + 49885.

It is an arithmetic number, because the mean of its divisors is an integer number (230648832).

Almost surely, 21230010402 is an apocalyptic number.

1230010402 is a deficient number, since it is larger than the sum of its proper divisors (615180254).

1230010402 is a wasteful number, since it uses less digits than its factorization.

1230010402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58352.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1230010402 is about 35071.5041308467. The cubic root of 1230010402 is about 1071.4442900433. Note that the first 3 decimals are identical.

Adding to 1230010402 its reverse (2040100321), we get a palindrome (3270110723).

The spelling of 1230010402 in words is "one billion, two hundred thirty million, ten thousand, four hundred two".

Divisors: 1 2 13807 27614 44543 89086 615005201 1230010402