Search a number
-
+
130442865962 = 21912907265957
BaseRepresentation
bin111100101111100000…
…0000010110100101010
3110110200210021011111212
41321133000002310222
54114121333202322
6135531415153122
712265332031523
oct1713700026452
9413623234455
10130442865962
1150358662962
12213450757a2
13c3ba8742b6
14645622b84a
1535d6b930e2
hex1e5f002d2a

130442865962 has 16 divisors (see below), whose sum is σ = 205979151840. Its totient is φ = 61783706448.

The previous prime is 130442865941. The next prime is 130442865967. The reversal of 130442865962 is 269568244031.

It is a self number, because there is not a number n which added to its sum of digits gives 130442865962.

It is not an unprimeable number, because it can be changed into a prime (130442865967) 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, 357488 + ... + 623444.

It is an arithmetic number, because the mean of its divisors is an integer number (12873696990).

Almost surely, 2130442865962 is an apocalyptic number.

130442865962 is a deficient number, since it is larger than the sum of its proper divisors (75536285878).

130442865962 is a wasteful number, since it uses less digits than its factorization.

130442865962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278885.

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 130442865962 in words is "one hundred thirty billion, four hundred forty-two million, eight hundred sixty-five thousand, nine hundred sixty-two".

Divisors: 1 2 19 38 12907 25814 245233 265957 490466 531914 5053183 10106366 3432706999 6865413998 65221432981 130442865962