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61675093 = 539071283
BaseRepresentation
bin1110101101000…
…1011001010101
311022001102022201
43223101121111
5111242100333
610041524501
71346141524
oct353213125
9138042281
1061675093
11318a5457
12187a3731
13ca1554c
1482964bb
15563417d
hex3ad1655

61675093 has 8 divisors (see below), whose sum is σ = 62957088. Its totient is φ = 60397584.

The previous prime is 61675069. The next prime is 61675109. The reversal of 61675093 is 39057616.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61675093 - 29 = 61674581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61675013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47430 + ... + 48712.

It is an arithmetic number, because the mean of its divisors is an integer number (7869636).

Almost surely, 261675093 is an apocalyptic number.

It is an amenable number.

61675093 is a deficient number, since it is larger than the sum of its proper divisors (1281995).

61675093 is a wasteful number, since it uses less digits than its factorization.

61675093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 61675093 is about 7853.3491581618. The cubic root of 61675093 is about 395.0965805601.

The spelling of 61675093 in words is "sixty-one million, six hundred seventy-five thousand, ninety-three".

Divisors: 1 53 907 1283 48071 67999 1163681 61675093