Search a number
-
+
130531374210 = 235172341109331
BaseRepresentation
bin111100110010001000…
…1101011010010000010
3110110220221210212000010
41321210101223102002
54114312012433320
6135544300205350
712300455242206
oct1714421532202
9413827725003
10130531374210
11503a3615476
122136a839856
13c402cc3243
146463caab06
1535de827ae0
hex1e6446b482

130531374210 has 64 divisors (see below), whose sum is σ = 331847985024. Its totient is φ = 32746521600.

The previous prime is 130531374199. The next prime is 130531374217. The reversal of 130531374210 is 12473135031.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (130531374217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1139245 + ... + 1248575.

It is an arithmetic number, because the mean of its divisors is an integer number (5185124766).

Almost surely, 2130531374210 is an apocalyptic number.

130531374210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130531374210 is an abundant number, since it is smaller than the sum of its proper divisors (201316610814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130531374210 is a wasteful number, since it uses less digits than its factorization.

130531374210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111699.

The product of its (nonzero) digits is 7560, while the sum is 30.

The spelling of 130531374210 in words is "one hundred thirty billion, five hundred thirty-one million, three hundred seventy-four thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 85 102 170 255 510 2341 4682 7023 11705 14046 23410 35115 39797 70230 79594 109331 119391 198985 218662 238782 327993 397970 546655 596955 655986 1093310 1193910 1639965 1858627 3279930 3717254 5575881 9293135 11151762 18586270 27879405 55758810 255943871 511887742 767831613 1279719355 1535663226 2559438710 3839158065 4351045807 7678316130 8702091614 13053137421 21755229035 26106274842 43510458070 65265687105 130531374210