Search a number
-
+
120672804 = 22371997219
BaseRepresentation
bin1110011000101…
…01001000100100
322102001210222010
413030111020210
5221343012204
615550234220
72663462520
oct714251044
9272053863
10120672804
116213129a
12344b5970
131c001235
1412052d80
15a8d9d89
hex7315224

120672804 has 48 divisors (see below), whose sum is σ = 323456000. Its totient is φ = 34299936.

The previous prime is 120672803. The next prime is 120672809. The reversal of 120672804 is 408276021.

It is not an unprimeable number, because it can be changed into a prime (120672803) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 13107 + ... + 20325.

Almost surely, 2120672804 is an apocalyptic number.

120672804 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120672804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161728000).

120672804 is an abundant number, since it is smaller than the sum of its proper divisors (202783196).

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

120672804 is a wasteful number, since it uses less digits than its factorization.

120672804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7432 (or 7430 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 120672804 is about 10985.1173867192. The cubic root of 120672804 is about 494.1625181707.

The spelling of 120672804 in words is "one hundred twenty million, six hundred seventy-two thousand, eight hundred four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 199 398 597 796 1194 1393 2388 2786 4179 5572 7219 8358 14438 16716 21657 28876 43314 50533 86628 101066 151599 202132 303198 606396 1436581 2873162 4309743 5746324 8619486 10056067 17238972 20112134 30168201 40224268 60336402 120672804