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131030377874 = 211101241244687
BaseRepresentation
bin111101000001000000…
…1001110010110010010
3110112012201202212100022
41322002001032112102
54121322234042444
6140110003423442
712316024556324
oct1720201162622
9415181685308
10131030377874
115062a2612a0
1221489984b82
13c4824b9996
1464b0283614
15361d5459ee
hex1e8204e592

131030377874 has 32 divisors (see below), whose sum is σ = 217435629312. Its totient is φ = 58724640000.

The previous prime is 131030377867. The next prime is 131030377969. The reversal of 131030377874 is 478773030131.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413159 + ... + 657845.

It is an arithmetic number, because the mean of its divisors is an integer number (6794863416).

Almost surely, 2131030377874 is an apocalyptic number.

131030377874 is a deficient number, since it is larger than the sum of its proper divisors (86405251438).

131030377874 is a wasteful number, since it uses less digits than its factorization.

131030377874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245042.

The product of its (nonzero) digits is 296352, while the sum is 44.

The spelling of 131030377874 in words is "one hundred thirty-one billion, thirty million, three hundred seventy-seven thousand, eight hundred seventy-four".

Divisors: 1 2 11 22 101 202 241 482 1111 2222 2651 5302 24341 48682 244687 267751 489374 535502 2691557 5383114 24713387 49426774 58969567 117939134 271847257 543694514 648665237 1297330474 5955926267 11911852534 65515188937 131030377874