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60980481 = 321921372
BaseRepresentation
bin1110100010011…
…1110100000001
311020202010111100
43220213310001
5111102333411
610015005013
71340216442
oct350476401
9136663440
1060980481
11314705a1
1218509769
13c831333
1481552c9
155548456
hex3a27d01

60980481 has 27 divisors (see below), whose sum is σ = 93646371. Its totient is φ = 38232864.

The previous prime is 60980459. The next prime is 60980483. The reversal of 60980481 is 18408906.

It is a happy number.

The square root of 60980481 is 7809.

It is a perfect power (a square), and thus also a powerful number.

60980481 is a `hidden beast` number, since 609 + 8 + 0 + 48 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 35820225 + 25160256 = 5985^2 + 5016^2 .

It is not a de Polignac number, because 60980481 - 221 = 58883329 is a prime.

It is a super-2 number, since 2×609804812 = 7437238125982722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (60980483) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 445045 + ... + 445181.

Almost surely, 260980481 is an apocalyptic number.

60980481 is the 7809-th square number.

60980481 is the 3905-th centered octagonal number.

It is an amenable number.

60980481 is a deficient number, since it is larger than the sum of its proper divisors (32665890).

60980481 is a wasteful number, since it uses less digits than its factorization.

60980481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The cubic root of 60980481 is about 393.6077266788.

Multiplying 60980481 by its sum of digits (36), we get a square (2195297316 = 468542).

The spelling of 60980481 in words is "sixty million, nine hundred eighty thousand, four hundred eighty-one".