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120677020 = 22583139523
BaseRepresentation
bin1110011000101…
…10001010011100
322102002000202021
413030112022130
5221343131040
615550305524
72663511022
oct714261234
9272060667
10120677020
1162134482
12344b82a4
131c003129
1412054712
15a8db24a
hex731629c

120677020 has 48 divisors (see below), whose sum is σ = 258814080. Its totient is φ = 47255616.

The previous prime is 120677009. The next prime is 120677023. The reversal of 120677020 is 20776021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120677023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230479 + ... + 231001.

It is an arithmetic number, because the mean of its divisors is an integer number (5391960).

Almost surely, 2120677020 is an apocalyptic number.

120677020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120677020 is an abundant number, since it is smaller than the sum of its proper divisors (138137060).

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

120677020 is a wasteful number, since it uses less digits than its factorization.

120677020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754 (or 752 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 120677020 is about 10985.3092810353. The cubic root of 120677020 is about 494.1682730297.

Subtracting from 120677020 its reverse (20776021), we obtain a palindrome (99900999).

The spelling of 120677020 in words is "one hundred twenty million, six hundred seventy-seven thousand, twenty".

Divisors: 1 2 4 5 10 20 83 139 166 278 332 415 523 556 695 830 1046 1390 1660 2092 2615 2780 5230 10460 11537 23074 43409 46148 57685 72697 86818 115370 145394 173636 217045 230740 290788 363485 434090 726970 868180 1453940 6033851 12067702 24135404 30169255 60338510 120677020