Search a number
-
+
94407401790 = 23251380690087
BaseRepresentation
bin101011111101100011…
…1101010000100111110
3100000200102011220202200
41113323013222010332
53021321243324130
6111211542132330
76551334450312
oct1277307520476
9300612156680
1094407401790
1137046576309
1216368a210a6
138b96c77330
1447d83c1b42
1526c8278760
hex15fb1ea13e

94407401790 has 48 divisors (see below), whose sum is σ = 264340728288. Its totient is φ = 23238744768.

The previous prime is 94407401773. The next prime is 94407401797. The reversal of 94407401790 is 9710470449.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94407401797) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40343874 + ... + 40346213.

It is an arithmetic number, because the mean of its divisors is an integer number (5507098506).

Almost surely, 294407401790 is an apocalyptic number.

94407401790 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

94407401790 is an abundant number, since it is smaller than the sum of its proper divisors (169933326498).

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

94407401790 is a wasteful number, since it uses less digits than its factorization.

94407401790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80690113 (or 80690110 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The spelling of 94407401790 in words is "ninety-four billion, four hundred seven million, four hundred one thousand, seven hundred ninety".

Divisors: 1 2 3 5 6 9 10 13 15 18 26 30 39 45 65 78 90 117 130 195 234 390 585 1170 80690087 161380174 242070261 403450435 484140522 726210783 806900870 1048971131 1210351305 1452421566 2097942262 2420702610 3146913393 3631053915 5244855655 6293826786 7262107830 9440740179 10489711310 15734566965 18881480358 31469133930 47203700895 94407401790