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270031741 = 7131389757
BaseRepresentation
bin10000000110000…
…101101101111101
3200211010000220121
4100012011231331
51023112003431
642443414541
76456142360
oct2006055575
9624100817
10270031741
11129475931
1276524451
1343c373c5
1427c120d7
1518a8e611
hex10185b7d

270031741 has 16 divisors (see below), whose sum is σ = 312174720. Its totient is φ = 228795840.

The previous prime is 270031739. The next prime is 270031747. The reversal of 270031741 is 147130072.

It is a happy number.

It is not a de Polignac number, because 270031741 - 21 = 270031739 is a prime.

It is a super-2 number, since 2×2700317412 = 145834282294982162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270031747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 356335 + ... + 357091.

It is an arithmetic number, because the mean of its divisors is an integer number (19510920).

Almost surely, 2270031741 is an apocalyptic number.

It is an amenable number.

270031741 is a deficient number, since it is larger than the sum of its proper divisors (42142979).

270031741 is a wasteful number, since it uses less digits than its factorization.

270031741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284.

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

The square root of 270031741 is about 16432.6425446427. The cubic root of 270031741 is about 646.3557333918.

The spelling of 270031741 in words is "two hundred seventy million, thirty-one thousand, seven hundred forty-one".

Divisors: 1 7 131 389 757 917 2723 5299 50959 99167 294473 356713 694169 2061311 38575963 270031741